Citazione APA

Cutlip, S. M. (2005). Effective public relations (8th ed.). Pearson education.

Stile di citazione Chicago

Cutlip, Scott M. Effective Public Relations. 8th ed. Singapore: Pearson education, 2005.

Citazione MLA

Cutlip, Scott M. Effective Public Relations. 8th ed. Pearson education, 2005.