APA (7th ed.) Citation

Smith, J. M. (1975). The theory of evolution / (by) John Maynard Smith (3rd ed.). Penguin.

Chicago Style (17th ed.) Citation

Smith, John Maynard. The Theory of Evolution / (by) John Maynard Smith. 3rd ed. Harmondsworth (etc.): Penguin, 1975.

MLA (9th ed.) Citation

Smith, John Maynard. The Theory of Evolution / (by) John Maynard Smith. 3rd ed. Penguin, 1975.

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