Wilcox, D. L., & Cameron, G. T. (2009). Public relations: Strategies and tactics (9th ed.). Pearson Education.
Cita Chicago (17th ed.)Wilcox, Dennis L., i Glen T. Cameron. Public Relations: Strategies and Tactics. 9th ed. Boston: Pearson Education, 2009.
Cita MLA (9th ed.)Wilcox, Dennis L., i Glen T. Cameron. Public Relations: Strategies and Tactics. 9th ed. Pearson Education, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.