Dunn, J., & Crawshaw, G. (2005). Successful public relations. Longman, Viva Books.
Lua i Stíl Chicago (17ú heag.)Dunn, Jim, agus Gerry Crawshaw. Successful Public Relations. London : New Delhi: Longman, Viva Books, 2005.
Lua MLA (8ú heag.)Dunn, Jim, agus Gerry Crawshaw. Successful Public Relations. Longman, Viva Books, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.