APA (7th ed.) Citation

(2007). Gamer theory. Harvard University Press. https://doi.org/10.4159/9780674044838

Chicago Style (17th ed.) Citation

Gamer Theory. Cambridge, Mass: Harvard University Press, 2007. https://doi.org/10.4159/9780674044838.

MLA (9th ed.) Citation

Gamer Theory. Harvard University Press, 2007. https://doi.org/10.4159/9780674044838.