APA (7th ed.) Citation

Barthelme, F. (1991). Natural selection: A novel. Penguin Books.

Chicago Style (17th ed.) Citation

Barthelme, Frederick. Natural Selection: A Novel. New York, NY [u.a.]: Penguin Books, 1991.

MLA (9th ed.) Citation

Barthelme, Frederick. Natural Selection: A Novel. Penguin Books, 1991.