APA (7th ed.) Citation

Cayley, N. W., Chisholm, A. H., Hindwood, K., McGill, A. R., Roberts, P., & Lindsey, T. (1991). What bird is that?: The classic guide to the birds of Australia (Rev. ed. 1.). Angus & Robertson.

Chicago Style (17th ed.) Citation

Cayley, Neville William, Alec H. Chisholm, Keith Hindwood, Arnold R. McGill, Peter Roberts, and Terence Lindsey. What Bird Is That?: The Classic Guide to the Birds of Australia. Rev. ed. 1. North Ryde, NSW: Angus & Robertson, 1991.

MLA (9th ed.) Citation

Cayley, Neville William, et al. What Bird Is That?: The Classic Guide to the Birds of Australia. Rev. ed. 1. Angus & Robertson, 1991.

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