Pavlik, J. V. (1987). Public relations: What research tells us. SAGE Publications.
Lua i Stíl Chicago (17ú heag.)Pavlik, John V. Public Relations: What Research Tells Us. Newbury Park [u.a.]: SAGE Publications, 1987.
Lua MLA (8ú heag.)Pavlik, John V. Public Relations: What Research Tells Us. SAGE Publications, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.