Cita APA (7th ed.)
Seib, P. M., & Fitzpatrick, K. (2006). Public relations ethics. Thomson Wadsworth.
Cita Chicago (17th ed.)
Seib, Philip M., i Kathy Fitzpatrick. Public Relations Ethics. Mason, OH: Thomson Wadsworth, 2006.
Cita MLA (9th ed.)
Seib, Philip M., i Kathy Fitzpatrick. Public Relations Ethics. Thomson Wadsworth, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.