APA (7th ed.) Citation

Mackenzie,John P.S. (1988). Birds of the world: Waterfowl. Harrap.

Chicago Style (17th ed.) Citation

Mackenzie,John P.S. Birds of the World: Waterfowl. London: Harrap, 1988.

MLA (9th ed.) Citation

Mackenzie,John P.S. Birds of the World: Waterfowl. Harrap, 1988.

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