Dyfyniad APA

(1993). Persuasive Communication Campaigns/ Michael Pfau And Roxanne Parrott. Allyn and Bacon.

Dyfyniad Arddull Chicago

Persuasive Communication Campaigns/ Michael Pfau And Roxanne Parrott. Allyn and Bacon, 1993.

Dyfyniad MLA

Persuasive Communication Campaigns/ Michael Pfau And Roxanne Parrott. Allyn and Bacon, 1993.

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