APA引文

Walz, S. P., & Deterding, S. (2014). The gameful world: Approaches, issues, applications. The MIT Press.

芝加哥风格引文

Walz, Steffen P., 与 Sebastian Deterding. The Gameful World: Approaches, Issues, Applications. Cambridge, Massachusetts ; London, England: The MIT Press, 2014.

MLA引文

Walz, Steffen P., 与 Sebastian Deterding. The Gameful World: Approaches, Issues, Applications. The MIT Press, 2014.

警告：这些引文格式不一定是100％准确.