APA (7th ed.) Citation

Prescott, G. W. (1954). How to know the fresh-water algae: An illustrated key for identifying the more common Fresh-water Algae to genus, with hundreds of species named and pictured and with numerous aids for their study. Wm. C. Brown.

Chicago Style (17th ed.) Citation

Prescott, Gerald W. How to Know the Fresh-water Algae: An Illustrated Key for Identifying the More Common Fresh-water Algae to Genus, with Hundreds of Species Named and Pictured and with Numerous Aids for Their Study. Dubuque, Iowa: Wm. C. Brown, 1954.

MLA (9th ed.) Citation

Prescott, Gerald W. How to Know the Fresh-water Algae: An Illustrated Key for Identifying the More Common Fresh-water Algae to Genus, with Hundreds of Species Named and Pictured and with Numerous Aids for Their Study. Wm. C. Brown, 1954.