APA (7th ed.) Citation

Kremers, R. (2009). Level design: Concept, theory, and practice. A.K. Peters.

Chicago Style (17th ed.) Citation

Kremers, Rudolf. Level Design: Concept, Theory, and Practice. Wellesley, MA: A.K. Peters, 2009.

MLA (9th ed.) Citation

Kremers, Rudolf. Level Design: Concept, Theory, and Practice. A.K. Peters, 2009.

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