Dyfyniad APA

Newsom, D., Turk, J. V., & Kruckeberg, D. (2010). This is PR: The realities of public relations (10th ed.). Wadsworth Cengage Learning.

Dyfyniad Arddull Chicago

Newsom, Doug, Judy VanSlyke Turk, and Dean Kruckeberg. This Is PR: The Realities of Public Relations. 10th ed. Australia: Wadsworth Cengage Learning, 2010.

Dyfyniad MLA

Newsom, Doug, et al. This Is PR: The Realities of Public Relations. 10th ed. Wadsworth Cengage Learning, 2010.

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