APA (7th ed.) Citation

Prescott, G. W. (1970). How to know the frewshwater algae. W. C. Brown.

Chicago Style (17th ed.) Citation

Prescott, Gerald Webber. How to Know the Frewshwater Algae. Dubuque, Ioawa: W. C. Brown, 1970.

MLA (9th ed.) Citation

Prescott, Gerald Webber. How to Know the Frewshwater Algae. W. C. Brown, 1970.