Cutlip, S. M. (1985). Effective Public Relations. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Cutlip, Scott M. Effective Public Relations. Prentice Hall, 1985.
Lua MLA (8ú heag.)Cutlip, Scott M. Effective Public Relations. Prentice Hall, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.