APA (7th ed.) Citation

Burton, J. A. (1973). Birds of the tropics. Orbis Publishing.

Chicago Style (17th ed.) Citation

Burton, John A. Birds of the Tropics. London: Orbis Publishing, 1973.

MLA (9th ed.) Citation

Burton, John A. Birds of the Tropics. Orbis Publishing, 1973.

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