Dyfyniad APA

Jones, J. P. (1995). When ads work: New proof that advertising triggers sales. Lexington Books.

Dyfyniad Arddull Chicago

Jones, John Philip. When Ads Work: New Proof That Advertising Triggers Sales. New York: Lexington Books, 1995.

Dyfyniad MLA

Jones, John Philip. When Ads Work: New Proof That Advertising Triggers Sales. Lexington Books, 1995.

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