Clayton, A. C. (2003). Introduction to level design for PC games. Charles River Media.
Tohutoru Kātū Chicago (17th ed.)Clayton, Andrew Charles. Introduction to Level Design for PC Games. Hingham, Mass.: Charles River Media, 2003.
Tohutoro MLA (9th ed.)Clayton, Andrew Charles. Introduction to Level Design for PC Games. Charles River Media, 2003.
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