APA (7th ed.) Citation

Bjork, S., & Holopainen, J. (2005). Patterns in game design. Charles River Media.

Chicago Style (17th ed.) Citation

Bjork, Staffan, and Jussi Holopainen. Patterns in Game Design. Hingham, Mass.: Charles River Media, 2005.

MLA (9th ed.) Citation

Bjork, Staffan, and Jussi Holopainen. Patterns in Game Design. Charles River Media, 2005.