APA (7th ed.) Citation

Heath, M. E., Metcalfe, D. S., & Barnes, R. F. (1976). Forages: The science of grassland agriculture (3. ed.). Iowa State University Press.

Chicago Style (17th ed.) Citation

Heath, Maurice E., Darrel S. Metcalfe, and Robert F. Barnes. Forages: The Science of Grassland Agriculture. 3. ed. Ames: Iowa State University Press, 1976.

MLA (9th ed.) Citation

Heath, Maurice E., et al. Forages: The Science of Grassland Agriculture. 3. ed. Iowa State University Press, 1976.