Shepherd, G. S., & Futrell, G. A. (1969). Marketing farm products; economic analysis (5th ed.). Iowa State University Press.
Style de citation Chicago (17e éd.)Shepherd, Geoffrey Seddon, et Gene A. Futrell. Marketing Farm Products; Economic Analysis. 5th ed. Ames: Iowa State University Press, 1969.
Style de citation MLA (9e éd.)Shepherd, Geoffrey Seddon, et Gene A. Futrell. Marketing Farm Products; Economic Analysis. 5th ed. Iowa State University Press, 1969.
Attention : ces citations peuvent ne pas être correctes à 100%.