Dyfyniad APA

McDonough, J., & Egolf, K. (2003). advertising age: Encyclopedia of advertising. Fitzroy Dearborn Publishers.

Dyfyniad Arddull Chicago

McDonough, John, and Karen Egolf. Advertising Age: Encyclopedia of Advertising. New York: Fitzroy Dearborn Publishers, 2003.

Dyfyniad MLA

McDonough, John, and Karen Egolf. Advertising Age: Encyclopedia of Advertising. Fitzroy Dearborn Publishers, 2003.

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