Cita APA (7a ed.)

Seitel, F. P. (2007). The practice of public relations (11th ed.). Pearson Education.

Cita Chicago Style (17a ed.)

Seitel, Fraser P. The Practice of Public Relations. 11th ed. Boston [etc.]: Pearson Education, 2007.

Cita MLA (9a ed.)

Seitel, Fraser P. The Practice of Public Relations. 11th ed. Pearson Education, 2007.