APA (7th ed.) Citation

Wilkins, J. S. (2009). Defining species: A sourcebook from antiquity to today. P. Lang.

Chicago Style (17th ed.) Citation

Wilkins, John S. Defining Species: A Sourcebook from Antiquity to Today. New York: P. Lang, 2009.

MLA (9th ed.) Citation

Wilkins, John S. Defining Species: A Sourcebook from Antiquity to Today. P. Lang, 2009.

Warning: These citations may not always be 100% accurate.