Wilcox, D. L., Ault, P. H., & Agee, W. K. (1995). Public relations: Strategies and tactics (4th ed.). HarperCollins College Publishers.
Cita Chicago (17th ed.)Wilcox, Dennis L., Phillip H. Ault, i Warren Kendall Agee. Public Relations: Strategies and Tactics. 4th ed. New York: HarperCollins College Publishers, 1995.
Cita MLA (9th ed.)Wilcox, Dennis L., et al. Public Relations: Strategies and Tactics. 4th ed. HarperCollins College Publishers, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.