Cita APA

Seitel, F. P. (1995). The practice of public relations (6th ed.). Prentice-Hall.

Citación estilo Chicago

Seitel, Fraser P. The Practice of Public Relations. 6th ed. Englewood Cliffs, N.J: Prentice-Hall, 1995.

Cita MLA

Seitel, Fraser P. The Practice of Public Relations. 6th ed. Prentice-Hall, 1995.