APA (7th ed.) Citation

Kostet, R. (2013). Theory of Fun for Game Design (Second edition.). O'reilly.

Chicago Style (17th ed.) Citation

Kostet, Raph. Theory of Fun for Game Design. Second edition. New york: O'reilly, 2013.

MLA (9th ed.) Citation

Kostet, Raph. Theory of Fun for Game Design. Second edition. O'reilly, 2013.

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