Cita APA (7th ed.)
Seitel, F. (1995). The practice of public relations (6th ed.). Prentice Hall.
Cita Chicago (17th ed.)
Seitel, Fraser. The Practice of Public Relations. 6th ed. New Jersey: Prentice Hall, 1995.
Cita MLA (9th ed.)
Seitel, Fraser. The Practice of Public Relations. 6th ed. Prentice Hall, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.