APA (7th ed.) Citation

Colinvaux, P. A. (1980). Why big fierce animals are rare. Penguin Books.

Chicago Style (17th ed.) Citation

Colinvaux, Paul A. Why Big Fierce Animals Are Rare. London: Penguin Books, 1980.

MLA (9th ed.) Citation

Colinvaux, Paul A. Why Big Fierce Animals Are Rare. Penguin Books, 1980.

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