APA-ийн эшлэл(7 дахь хэвлэлт)

Tyler, T. R. (2010). Why people cooperate: The role of social motivations. Princeton University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Tyler, Tom R. Why People Cooperate: The Role of Social Motivations. Princeton: Princeton University Press, 2010.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Tyler, Tom R. Why People Cooperate: The Role of Social Motivations. Princeton University Press, 2010.