APA (7th ed.) Citation

Humm, H. J., & Wicks, S. R. (1980). Introduction and guide to the marine bluegreen algae. John Wiley.

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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