Cita APA (7th ed.)

Tomek, W. G., & Robinson, K. L. (1972). Agricultural product prices. Cornell University Press.

Cita Chicago (17th ed.)

Tomek, William G., i Kenneth Leon Robinson. Agricultural Product Prices. Ithaca [N.Y.]: Cornell University Press, 1972.

Cita MLA (9th ed.)

Tomek, William G., i Kenneth Leon Robinson. Agricultural Product Prices. Cornell University Press, 1972.