APA (7th ed.) Citation

Humphrey, R. R., & Hamilton, L. B. (1958). Arizona range grasses: Their description, forage value, and management. Agricultural Experiment Station, University of Arizona.

Chicago Style (17th ed.) Citation

Humphrey, Robert R., and Lucretia Breazeale Hamilton. Arizona Range Grasses: Their Description, Forage Value, and Management. Tucson, Ariz.: Agricultural Experiment Station, University of Arizona, 1958.

MLA (9th ed.) Citation

Humphrey, Robert R., and Lucretia Breazeale Hamilton. Arizona Range Grasses: Their Description, Forage Value, and Management. Agricultural Experiment Station, University of Arizona, 1958.