APA (7th ed.) Citation

Roberts, R. K., & Heady, E. O. (1979). A five-commodity econometric simulation model of the U. S. livestock and poultry sector. Center for Agricultural and Rural Development, Iowa State University.

Chicago Style (17th ed.) Citation

Roberts, Roland K., and Earl O. Heady. A Five-commodity Econometric Simulation Model of the U. S. Livestock and Poultry Sector. Ames: Center for Agricultural and Rural Development, Iowa State University, 1979.

MLA (9th ed.) Citation

Roberts, Roland K., and Earl O. Heady. A Five-commodity Econometric Simulation Model of the U. S. Livestock and Poultry Sector. Center for Agricultural and Rural Development, Iowa State University, 1979.