APA Edition Citation

Grennes, T., Johnson, P., & Thursby, M. (1978). Economics of world grain trade. Praeger Publishers.

Chicago Edition Citation

Grennes, T., P.R Johnson, and M. Thursby. Economics of World Grain Trade. New York: Praeger Publishers, 1978.

MLA Edition Citation

Grennes, T., et al. Economics of World Grain Trade. Praeger Publishers, 1978.