APA (7th ed.) Citation

Gould, J., & Rutgers, A. (1970). Birds of New Guinea. Methuen.

Chicago Style (17th ed.) Citation

Gould, John, and Abram Rutgers. Birds of New Guinea. London: Methuen, 1970.

MLA (9th ed.) Citation

Gould, John, and Abram Rutgers. Birds of New Guinea. Methuen, 1970.

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