Clayton, A. C. (2003). Introduction to level design for PC games. Charles River Media.
Chicago-čujuhus (17. p.)Clayton, Andrew Charles. Introduction to Level Design for PC Games. Hingham, Mass.: Charles River Media, 2003.
MLA-čujuhus (9. p.)Clayton, Andrew Charles. Introduction to Level Design for PC Games. Charles River Media, 2003.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.