APA (7th ed.) Citation

(2014). A theory of fun for game design / by Raph Koster ; [foreword by Will Wright].

Chicago Style (17th ed.) Citation

A Theory of Fun for Game Design / by Raph Koster ; [foreword by Will Wright]. 2014.

MLA (9th ed.) Citation

A Theory of Fun for Game Design / by Raph Koster ; [foreword by Will Wright]. 2014.

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