APA (7th ed.) Citation

Friedmann, H. (1929). The cowbirds: A study in the biology of social parasitism. Charles C. Thomas.

Chicago Style (17th ed.) Citation

Friedmann, Herbert. The Cowbirds: A Study in the Biology of Social Parasitism. Springfield, Illinois: Charles C. Thomas, 1929.

MLA (9th ed.) Citation

Friedmann, Herbert. The Cowbirds: A Study in the Biology of Social Parasitism. Charles C. Thomas, 1929.