Dyfyniad APA

Kohls, R. L. (2002). Marketing of agricultural products. Upper Saddle River, NJ: Prentice Hall.

Dyfyniad Arddull Chicago

Kohls, Richard L. Marketing of Agricultural Products. Upper Saddle River, NJ: Prentice Hall, 2002.

Dyfyniad MLA

Kohls, Richard L. Marketing of Agricultural Products. Upper Saddle River, NJ: Prentice Hall, 2002.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.