Clayton, A. C. (2003). Introduction to level design for PC games. Charles River Media.
Chicago Style (17. basım) AtıfClayton, Andrew Charles. Introduction to Level Design for PC Games. Hingham, Mass.: Charles River Media, 2003.
MLA (9th ed.) AtıfClayton, Andrew Charles. Introduction to Level Design for PC Games. Charles River Media, 2003.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..