Dyfyniad APA

Newman Michael. (2004). 22 Irrefutable Laws of Advertising. John Wiley & Sons.

Dyfyniad Arddull Chicago

Newman Michael. 22 Irrefutable Laws of Advertising. New York: John Wiley & Sons, 2004.

Dyfyniad MLA

Newman Michael. 22 Irrefutable Laws of Advertising. John Wiley & Sons, 2004.

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