APA (7th ed.) Citation

Pohl, R. W. (1978). How to know the grasses (Third edition.). W. C. Brown Co..

Chicago Style (17th ed.) Citation

Pohl, Richard Walter. How to Know the Grasses. Third edition. Dubuque, Iowa: W. C. Brown Co., 1978.

MLA (9th ed.) Citation

Pohl, Richard Walter. How to Know the Grasses. Third edition. W. C. Brown Co., 1978.