APA aipamena

Colman, D., & Youns, T. (1989). Principles of agricultural economics: Markets and prices in less developed countries. Cambridge University Press.

Chicago Style aipamena

Colman, David, and Trevor Youns. Principles of Agricultural Economics: Markets and Prices in Less Developed Countries. New York: Cambridge University Press, 1989.

MLA aipamena

Colman, David, and Trevor Youns. Principles of Agricultural Economics: Markets and Prices in Less Developed Countries. Cambridge University Press, 1989.