APA (7th ed.) Citation

Roy, E. P., Corty, F. L., & Sullivan, G. D. (1971). Economics: Applications to agriculture and agribusiness. Interstate Printers & Publishers.

Chicago Style (17th ed.) Citation

Roy, Ewell Paul, Floyd L. Corty, and Gene D. Sullivan. Economics: Applications to Agriculture and Agribusiness. Danville, Ill.: Interstate Printers & Publishers, 1971.

MLA (9th ed.) Citation

Roy, Ewell Paul, et al. Economics: Applications to Agriculture and Agribusiness. Interstate Printers & Publishers, 1971.