APA (7th ed.) Citation

Penner, P. S. (1995). Altruistic behavior: An inquiry into motivation. Rodopi.

Chicago Style (17th ed.) Citation

Penner, Paul S. Altruistic Behavior: An Inquiry into Motivation. Amsterdam [u.a.]: Rodopi, 1995.

MLA (9th ed.) Citation

Penner, Paul S. Altruistic Behavior: An Inquiry into Motivation. Rodopi, 1995.