APA-viite (7. p.)
Field, A. J. (2004). Altruistically inclined?: The behavioral sciences, evolutionary theory, and the origins of reciprocity. University of Michigan Press.
Chicago-viite (17. p.)
Field, Alexander J. Altruistically Inclined?: The Behavioral Sciences, Evolutionary Theory, and the Origins of Reciprocity. Ann Arbor: University of Michigan Press, 2004.
MLA-viite (9. p.)
Field, Alexander J. Altruistically Inclined?: The Behavioral Sciences, Evolutionary Theory, and the Origins of Reciprocity. University of Michigan Press, 2004.
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