APA (7th ed.) Citation

Aymar, G. C. (1935). Bird flight. Dodd, Mead.

Chicago Style (17th ed.) Citation

Aymar, Gordon C. Bird Flight. [New York]: Dodd, Mead, 1935.

MLA (9th ed.) Citation

Aymar, Gordon C. Bird Flight. Dodd, Mead, 1935.