Dyfyniad APA

Toousley, R. D. e., & Armstrong, G. (1962). Principles of Marketing.

Dyfyniad Arddull Chicago

Toousley, Rayburn D,. etc, and Gary Armstrong. Principles of Marketing. :, 1962.

Dyfyniad MLA

Toousley, Rayburn D,. etc, and Gary Armstrong. Principles of Marketing. 1962.

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