APA (7th ed.) Citation

Watson, D., & Campbell, B. (1964). The Oxford book of birds. Oxford University Press.

Chicago Style (17th ed.) Citation

Watson, Donald, and Bruce Campbell. The Oxford Book of Birds. [London, New York]: Oxford University Press, 1964.

MLA (8th ed.) Citation

Watson, Donald, and Bruce Campbell. The Oxford Book of Birds. Oxford University Press, 1964.

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