APA (7th ed.) Citation

Doran, J. P., & Gatzidis, C. (2012). UDK iOS game development beginner's guide. Packt Publishing.

Chicago Style (17th ed.) Citation

Doran, John P., and Christos Gatzidis. UDK IOS Game Development Beginner's Guide. Birmingham: Packt Publishing, 2012.

MLA (9th ed.) Citation

Doran, John P., and Christos Gatzidis. UDK IOS Game Development Beginner's Guide. Packt Publishing, 2012.