Dyfyniad APA

Broom, G. M. (2009). Cutlip and centers Effective public relations. Pearson-Prentice Hall.

Dyfyniad Arddull Chicago

Broom, Glen M. Cutlip and Centers Effective Public Relations. Pearson-Prentice Hall, 2009.

Dyfyniad MLA

Broom, Glen M. Cutlip and Centers Effective Public Relations. Pearson-Prentice Hall, 2009.

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