diff --git a/lib/db/services.php b/lib/db/services.php
index ae5b87d4db6..a558421d5fc 100644
--- a/lib/db/services.php
+++ b/lib/db/services.php
@@ -1222,6 +1222,7 @@ $services = array(
             'mod_chat_view_chat',
             'mod_chat_get_chats_by_courses',
             'mod_book_view_book',
+            'mod_book_get_books_by_courses',
             'mod_choice_get_choice_results',
             'mod_choice_get_choice_options',
             'mod_choice_submit_choice_response',
diff --git a/mod/book/classes/external.php b/mod/book/classes/external.php
index 0ffa8cb3830..45b9e08ba23 100644
--- a/mod/book/classes/external.php
+++ b/mod/book/classes/external.php
@@ -149,4 +149,118 @@ class mod_book_external extends external_api {
         );
     }
 
+    /**
+     * Describes the parameters for get_books_by_courses.
+     *
+     * @return external_external_function_parameters
+     * @since Moodle 3.0
+     */
+    public static function get_books_by_courses_parameters() {
+        return new external_function_parameters (
+            array(
+                'courseids' => new external_multiple_structure(
+                    new external_value(PARAM_INT, 'course id'), 'Array of course ids', VALUE_DEFAULT, array()
+                ),
+            )
+        );
+    }
+
+    /**
+     * Returns a list of books in a provided list of courses,
+     * if no list is provided all books that the user can view will be returned.
+     *
+     * @param array $courseids the course ids
+     * @return array of books details
+     * @since Moodle 3.0
+     */
+    public static function get_books_by_courses($courseids = array()) {
+        global $CFG;
+
+        $returnedbooks = array();
+        $warnings = array();
+
+        $params = self::validate_parameters(self::get_books_by_courses_parameters(), array('courseids' => $courseids));
+
+        if (empty($params['courseids'])) {
+            $params['courseids'] = array_keys(enrol_get_my_courses());
+        }
+
+        // Ensure there are courseids to loop through.
+        if (!empty($params['courseids'])) {
+
+            list($courses, $warnings) = external_util::validate_courses($params['courseids']);
+
+            // Get the books in this course, this function checks users visibility permissions.
+            // We can avoid then additional validate_context calls.
+            $books = get_all_instances_in_courses("book", $courses);
+            foreach ($books as $book) {
+                $context = context_module::instance($book->coursemodule);
+                // Entry to return.
+                $bookdetails = array();
+                // First, we return information that any user can see in the web interface.
+                $bookdetails['id'] = $book->id;
+                $bookdetails['coursemodule']      = $book->coursemodule;
+                $bookdetails['course']            = $book->course;
+                $bookdetails['name']              = format_string($book->name, true, array('context' => $context));
+                // Format intro.
+                list($bookdetails['intro'], $bookdetails['introformat']) =
+                    external_format_text($book->intro, $book->introformat, $context->id, 'mod_book', 'intro', null);
+                $bookdetails['numbering']         = $book->numbering;
+                $bookdetails['navstyle']          = $book->navstyle;
+                $bookdetails['customtitles']      = $book->customtitles;
+
+                if (has_capability('moodle/course:manageactivities', $context)) {
+                    $bookdetails['revision']      = $book->revision;
+                    $bookdetails['timecreated']   = $book->timecreated;
+                    $bookdetails['timemodified']  = $book->timemodified;
+                    $bookdetails['section']       = $book->section;
+                    $bookdetails['visible']       = $book->visible;
+                    $bookdetails['groupmode']     = $book->groupmode;
+                    $bookdetails['groupingid']    = $book->groupingid;
+                }
+                $returnedbooks[] = $bookdetails;
+            }
+        }
+        $result = array();
+        $result['books'] = $returnedbooks;
+        $result['warnings'] = $warnings;
+        return $result;
+    }
+
+    /**
+     * Describes the get_books_by_courses return value.
+     *
+     * @return external_single_structure
+     * @since Moodle 3.0
+     */
+    public static function get_books_by_courses_returns() {
+        return new external_single_structure(
+            array(
+                'books' => new external_multiple_structure(
+                    new external_single_structure(
+                        array(
+                            'id' => new external_value(PARAM_INT, 'Book id'),
+                            'coursemodule' => new external_value(PARAM_INT, 'Course module id'),
+                            'course' => new external_value(PARAM_INT, 'Course id'),
+                            'name' => new external_value(PARAM_TEXT, 'Book name'),
+                            'intro' => new external_value(PARAM_RAW, 'The Book intro'),
+                            'introformat' => new external_format_value('intro'),
+                            'numbering' => new external_value(PARAM_INT, 'Book numbering configuration'),
+                            'navstyle' => new external_value(PARAM_INT, 'Book navigation style configuration'),
+                            'customtitles' => new external_value(PARAM_INT, 'Book custom titles type'),
+                            'revision' => new external_value(PARAM_INT, 'Book revision', VALUE_OPTIONAL),
+                            'timecreated' => new external_value(PARAM_INT, 'Time of creation', VALUE_OPTIONAL),
+                            'timemodified' => new external_value(PARAM_INT, 'Time of last modification', VALUE_OPTIONAL),
+                            'section' => new external_value(PARAM_INT, 'Course section id', VALUE_OPTIONAL),
+                            'visible' => new external_value(PARAM_BOOL, 'Visible', VALUE_OPTIONAL),
+                            'groupmode' => new external_value(PARAM_INT, 'Group mode', VALUE_OPTIONAL),
+                            'groupingid' => new external_value(PARAM_INT, 'Group id', VALUE_OPTIONAL),
+                        ), 'Books'
+                    )
+                ),
+                'warnings' => new external_warnings(),
+            )
+        );
+    }
+
 }
diff --git a/mod/book/db/services.php b/mod/book/db/services.php
index be081d6dcce..02522705251 100644
--- a/mod/book/db/services.php
+++ b/mod/book/db/services.php
@@ -36,4 +36,12 @@ $functions = array(
         'capabilities'  => 'mod/book:read'
     ),
 
+    'mod_book_get_books_by_courses' => array(
+        'classname'     => 'mod_book_external',
+        'methodname'    => 'get_books_by_courses',
+        'description'   => 'Returns a list of book instances in a provided set of courses,
+                            if no courses are provided then all the book instances the user has access to will be returned.',
+        'type'          => 'read',
+        'capabilities'  => ''
+    )
 );
diff --git a/mod/book/tests/externallib_test.php b/mod/book/tests/externallib_test.php
index ec7a607f0b1..74dfec876f2 100644
--- a/mod/book/tests/externallib_test.php
+++ b/mod/book/tests/externallib_test.php
@@ -132,4 +132,71 @@ class mod_book_external_testcase extends externallib_advanced_testcase {
         }
 
     }
+
+    /**
+     * Test get_books_by_courses
+     */
+    public function test_get_books_by_courses() {
+        global $DB, $USER;
+        $this->resetAfterTest(true);
+        $this->setAdminUser();
+        $course1 = self::getDataGenerator()->create_course();
+        $bookoptions1 = array(
+                              'course' => $course1->id,
+                              'name' => 'First Book'
+                             );
+        $book1 = self::getDataGenerator()->create_module('book', $bookoptions1);
+        $course2 = self::getDataGenerator()->create_course();
+        $bookoptions2 = array(
+                              'course' => $course2->id,
+                              'name' => 'Second Book'
+                             );
+        $book2 = self::getDataGenerator()->create_module('book', $bookoptions2);
+        $student1 = $this->getDataGenerator()->create_user();
+        $studentrole = $DB->get_record('role', array('shortname' => 'student'));
+
+        // Enroll Student1 in Course1.
+        self::getDataGenerator()->enrol_user($student1->id,  $course1->id, $studentrole->id);
+        $this->setUser($student1);
+
+        $books = mod_book_external::get_books_by_courses();
+        // We need to execute the return values cleaning process to simulate the web service server.
+        $books = external_api::clean_returnvalue(mod_book_external::get_books_by_courses_returns(), $books);
+        $this->assertCount(1, $books['books']);
+        $this->assertEquals('First Book', $books['books'][0]['name']);
+        // We see 9 fields.
+        $this->assertCount(9, $books['books'][0]);
+
+        // As Student you cannot see some book properties like 'section'.
+        $this->assertFalse(isset($books['books'][0]['section']));
+
+        // Student1 is not enrolled in course2. The webservice will return a warning!
+        $books = mod_book_external::get_books_by_courses(array($course2->id));
+        // We need to execute the return values cleaning process to simulate the web service server.
+        $books = external_api::clean_returnvalue(mod_book_external::get_books_by_courses_returns(), $books);
+        $this->assertCount(0, $books['books']);
+        $this->assertEquals(1, $books['warnings'][0]['warningcode']);
+
+        // Now as admin.
+        $this->setAdminUser();
+        // As Admin we can see this book.
+        $books = mod_book_external::get_books_by_courses(array($course2->id));
+        // We need to execute the return values cleaning process to simulate the web service server.
+        $books = external_api::clean_returnvalue(mod_book_external::get_books_by_courses_returns(), $books);
+
+        $this->assertCount(1, $books['books']);
+        $this->assertEquals('Second Book', $books['books'][0]['name']);
+        // We see 16 fields.
+        $this->assertCount(16, $books['books'][0]);
+        // As an Admin you can see some book properties like 'section'.
+        $this->assertEquals(0, $books['books'][0]['section']);
+
+        // Enrol student in the second course.
+        self::getDataGenerator()->enrol_user($student1->id,  $course2->id, $studentrole->id);
+        $this->setUser($student1);
+        $books = mod_book_external::get_books_by_courses();
+        $books = external_api::clean_returnvalue(mod_book_external::get_books_by_courses_returns(), $books);
+        $this->assertCount(2, $books['books']);
+
+    }
 }
diff --git a/mod/book/version.php b/mod/book/version.php
index 424459a2185..a49ea1aeac4 100644
--- a/mod/book/version.php
+++ b/mod/book/version.php
@@ -25,6 +25,6 @@
 defined('MOODLE_INTERNAL') || die;
 
 $plugin->component = 'mod_book'; // Full name of the plugin (used for diagnostics)
-$plugin->version   = 2015051101; // The current module version (Date: YYYYMMDDXX)
+$plugin->version   = 2015051102; // The current module version (Date: YYYYMMDDXX)
 $plugin->requires  = 2015050500; // Requires this Moodle version
 $plugin->cron      = 0;          // Period for cron to check this module (secs)
diff --git a/version.php b/version.php
index 0e4f4f08249..9bffb7bf15f 100644
--- a/version.php
+++ b/version.php
@@ -29,7 +29,7 @@
 
 defined('MOODLE_INTERNAL') || die();
 
-$version  = 2015092201.00;              // YYYYMMDD      = weekly release date of this DEV branch.
+$version  = 2015092202.00;              // YYYYMMDD      = weekly release date of this DEV branch.
                                         //         RR    = release increments - 00 in DEV branches.
                                         //           .XX = incremental changes.