APA引文

Kohls, R. L., & Downey, W. D. (1972). Marketing of agricultural products. Macmillan.

Chicago Style (17th ed.) Citation

Kohls, Richard L., and W. David Downey. Marketing of Agricultural Products. New York: Macmillan, 1972.

MLA引文

Kohls, Richard L., and W. David Downey. Marketing of Agricultural Products. Macmillan, 1972.