APA (7th ed.) Citation

Creighton, R. H. (2011). Unity 3.x game development by example: Beginner's guide ; a seat of your pants manual for building fun, groovy little games quickly with Unity 3.x (2nd ed.). Packt Pub.

Chicago Style (17th ed.) Citation

Creighton, Ryan Henson. Unity 3.x Game Development by Example: Beginner's Guide ; a Seat of Your Pants Manual for Building Fun, Groovy Little Games Quickly with Unity 3.x. 2nd ed. Birmingham, UK: Packt Pub, 2011.

MLA (9th ed.) Citation

Creighton, Ryan Henson. Unity 3.x Game Development by Example: Beginner's Guide ; a Seat of Your Pants Manual for Building Fun, Groovy Little Games Quickly with Unity 3.x. 2nd ed. Packt Pub, 2011.