APA (7th ed.) Citation

Hess, G. (1951). The bird: Its life and structure. Jenkins.

Chicago Style (17th ed.) Citation

Hess, Gertrud. The Bird: Its Life and Structure. London: Jenkins, 1951.

MLA (9th ed.) Citation

Hess, Gertrud. The Bird: Its Life and Structure. Jenkins, 1951.

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