Kleppner, O., Russell, T., & Verrill, G. (1986). Advertising procedure (9th ed.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Kleppner, Otto, Thomas Russell, agus Glenn Verrill. Advertising Procedure. 9th ed. Englewood: Prentice Hall, 1986.
Lua MLA (9ú heag.)Kleppner, Otto, et al. Advertising Procedure. 9th ed. Prentice Hall, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.