APA (7th ed.) Citation

Young, J. Z. (1981). The life of vertebrates (3rd ed.). Clarendon Press.

Chicago Style (17th ed.) Citation

Young, J. Z. The Life of Vertebrates. 3rd ed. Oxford: Clarendon Press, 1981.

MLA (9th ed.) Citation

Young, J. Z. The Life of Vertebrates. 3rd ed. Clarendon Press, 1981.