Weilbacher, W. M. (1984). Advertising (2nd ed.). Macmillan.
Lua i Stíl Chicago (17ú heag.)Weilbacher, William M. Advertising. 2nd ed. New York: Macmillan, 1984.
Lua MLA (9ú heag.)Weilbacher, William M. Advertising. 2nd ed. Macmillan, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.