Hunt, T., & Grunig, J. E. (1994). Public relations techniques. Harcourt Brace College.
Lua i Stíl Chicago (17ú heag.)Hunt, Todd, agus James E. Grunig. Public Relations Techniques. Fort Worth: Harcourt Brace College, 1994.
Lua MLA (9ú heag.)Hunt, Todd, agus James E. Grunig. Public Relations Techniques. Harcourt Brace College, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.