Wilcox, D. L. (2001). Public relations writing and media techniques (4th ed.). Longman.
Cita Chicago (17th ed.)Wilcox, Dennis L. Public Relations Writing and Media Techniques. 4th ed. New York: Longman, 2001.
Cita MLA (9th ed.)Wilcox, Dennis L. Public Relations Writing and Media Techniques. 4th ed. Longman, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.