MLA

Armbruster, Walter J, and Rosanna Mentzer Morrison. Generic Advertising of Farm Products. USA, 1983.

APA

Armbruster, W. J, & Morrison, R. Mentzer. (1983). Generic advertising of farm products. USA.

Chicago

Armbruster, Walter J., and Rosanna Mentzer Morrison. Generic Advertising of Farm Products. USA, 1983.