Citazione Stile APA (7a Edizione)

Dummeier, E. F., & Heflebower, R. B. (1950). Economics with applications to agriculture. McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Dummeier, Edwin F, e Richard Brooks Heflebower. Economics with Applications to Agriculture. New York: McGraw-Hill, 1950.

Citatione MLA (9a ed.)

Dummeier, Edwin F, e Richard Brooks Heflebower. Economics with Applications to Agriculture. McGraw-Hill, 1950.