Dyfyniad APA

Cherington, P. T. (1920). The elements of marketing. The Macmillan company.

Dyfyniad Arddull Chicago

Cherington, Paul Terry. The Elements of Marketing. New York: The Macmillan company, 1920.

Dyfyniad MLA

Cherington, Paul Terry. The Elements of Marketing. The Macmillan company, 1920.

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