Griffin, E. (1997). A first look at communication theory (3rd ed.). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Griffin, Em. A First Look at Communication Theory. 3rd ed. New York: McGraw-Hill, 1997.
Lua MLA (9ú heag.)Griffin, Em. A First Look at Communication Theory. 3rd ed. McGraw-Hill, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.