APA

Tomek W. G., Robinson K. L., . (1981). Agricultural product prices. London: Cornell University Press.

Chicago

Tomek William G, Robinson Kenneth L, . 1981. Agricultural product prices. London: Cornell University Press.

Harvard

Tomek W. G., Robinson K. L., . (1981). Agricultural product prices. London: Cornell University Press.

MLA

Tomek William G, Robinson Kenneth L, . Agricultural product prices. London: Cornell University Press. 1981.