APA (7th ed.) Citation

Burton, J. A., & Burton, V. G. (1988). The Collins guide to the rare mammals of the world. S. Greene Press.

Chicago Style (17th ed.) Citation

Burton, John A., and Vivien G. Burton. The Collins Guide to the Rare Mammals of the World. Lexington, Mass.: S. Greene Press, 1988.

MLA (9th ed.) Citation

Burton, John A., and Vivien G. Burton. The Collins Guide to the Rare Mammals of the World. S. Greene Press, 1988.