APA (7th ed.) Citation

Prescott, G. W. (1970). How to know the freshwater algae ([3d ed.].). W.C. Brown.

Chicago Style (17th ed.) Citation

Prescott, G. W. How to Know the Freshwater Algae. [3d ed.]. Dubuque, Iowa: W.C. Brown, 1970.

MLA (8th ed.) Citation

Prescott, G. W. How to Know the Freshwater Algae. [3d ed.]. W.C. Brown, 1970.