APA (7th ed.) Citation

Proctor, N. W. (2018). Game designer's handbook (Fourth edition.). [Barnard College].

Chicago Style (17th ed.) Citation

Proctor, Nicolas W. Game Designer's Handbook. Fourth edition. [New York]: [Barnard College], 2018.

MLA (9th ed.) Citation

Proctor, Nicolas W. Game Designer's Handbook. Fourth edition. [Barnard College], 2018.