Παραπομπή APA

Jensen, K., Hare, B., Call, J., & Tomasello, M. (2006). What's in it for me? Self-regard precludes altruism and spite in chimpanzees. The Royal Society.

Παραπομπή Chicago Style

Jensen, Keith, Brian Hare, Josep Call, και Michael Tomasello. What's in It for Me? Self-regard Precludes Altruism and Spite in Chimpanzees. The Royal Society, 2006.

Παραπομπή MLA

Jensen, Keith, Brian Hare, Josep Call, και Michael Tomasello. What's in It for Me? Self-regard Precludes Altruism and Spite in Chimpanzees. The Royal Society, 2006.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.