Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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