APA (7th ed.) Citation

Knobel, E., & Faust, M. E. (1977). Field guide to the grasses, sedges and rushes of the United States. Dover Publications.

Chicago Style (17th ed.) Citation

Knobel, Edward, and Mildred Elizabeth Faust. Field Guide to the Grasses, Sedges and Rushes of the United States. New York: Dover Publications, 1977.

MLA (9th ed.) Citation

Knobel, Edward, and Mildred Elizabeth Faust. Field Guide to the Grasses, Sedges and Rushes of the United States. Dover Publications, 1977.