APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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