Dyfyniad APA

Powell, L. (2003). Political campaign communication. Pearson Education.

Dyfyniad Arddull Chicago

Powell, Larry. Political Campaign Communication. Pearson Education, 2003.

Dyfyniad MLA

Powell, Larry. Political Campaign Communication. Pearson Education, 2003.

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