APA (7th ed.) Citation

Grennes, T., Johnson, P. R., & Thursby, M. (1978). The economics of world grain trade. Praeger.

Chicago Style (17th ed.) Citation

Grennes, Thomas, Paul R. Johnson, and Marie Thursby. The Economics of World Grain Trade. New York: Praeger, 1978.

MLA (8th ed.) Citation

Grennes, Thomas, et al. The Economics of World Grain Trade. Praeger, 1978.