APA (7th ed.) Citation

Nagel, T. (1978). The possibility of altruism (1. Princeton paperback print.). Princeton Univ. Press.

Chicago Style (17th ed.) Citation

Nagel, Thomas. The Possibility of Altruism. 1. Princeton paperback print. Princeton, NJ: Princeton Univ. Press, 1978.

MLA (8th ed.) Citation

Nagel, Thomas. The Possibility of Altruism. 1. Princeton paperback print. Princeton Univ. Press, 1978.