Citazione APA

Humm,Harold J, & Wicks,Susanne R. (1980). Introduction and Guide to the Marine Bluegreen Algae. John willey.

Stile di citazione Chicago

Humm,Harold J, e Wicks,Susanne R. Introduction and Guide to the Marine Bluegreen Algae. New York: John willey, 1980.

Citazione MLA

Humm,Harold J, e Wicks,Susanne R. Introduction and Guide to the Marine Bluegreen Algae. John willey, 1980.