APA (7th ed.) Citation

Okasha, S. (2008). Evolution and the levels of selection (1st published in pbk.). Oxford University Press.

Chicago Style (17th ed.) Citation

Okasha, Samir. Evolution and the Levels of Selection. 1st published in pbk. Oxford [etc.]: Oxford University Press, 2008.

MLA (9th ed.) Citation

Okasha, Samir. Evolution and the Levels of Selection. 1st published in pbk. Oxford University Press, 2008.