APA (7th ed.) Citation

Klein, D., & Klein, B. (2013). Grails 2: A Quick-Start Guide (1st edition.). Pragmatic Bookshelf.

Chicago Style (17th ed.) Citation

Klein, Dave, and Ben Klein. Grails 2: A Quick-Start Guide. 1st edition. Pragmatic Bookshelf, 2013.

MLA (9th ed.) Citation

Klein, Dave, and Ben Klein. Grails 2: A Quick-Start Guide. 1st edition. Pragmatic Bookshelf, 2013.

Warning: These citations may not always be 100% accurate.