Dyfyniad APA

Tekinbaş, K. S., & Zimmerman, E. (2004). Rules of play: Game design fundamentals. MIT Press.

Dyfyniad Arddull Chicago

Tekinbaş, Katie Salen, and Eric Zimmerman. Rules of Play: Game Design Fundamentals. Cambridge, Mass ; London: MIT Press, 2004.

Dyfyniad MLA

Tekinbaş, Katie Salen, and Eric Zimmerman. Rules of Play: Game Design Fundamentals. MIT Press, 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.