Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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