ROGERS, E. M. (1994). A history of communication study. The fre press.
Lua i Stíl Chicago (17ú heag.)ROGERS, Everett M. A History of Communication Study. The fre press, 1994.
Lua MLA (8ú heag.)ROGERS, Everett M. A History of Communication Study. The fre press, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.