APA (7th ed.) Zitazioa

Seitel, F. P. (1984). The practice of public relations (2nded.). Charles E. Merrill.

Chicago Style (17th ed.) Zitazioa

Seitel, Fraser P. The Practice of Public Relations. 2nded. Columbus: Charles E. Merrill, 1984.

MLA (9th ed.) Zitazioa

Seitel, Fraser P. The Practice of Public Relations. 2nded. Charles E. Merrill, 1984.