National Association of Broadcasters. Research Group. (1988). Successful radio promotions: From ideas to dollars. National Association of Broadcasters.
Lua i Stíl Chicago (17ú heag.)National Association of Broadcasters. Research Group. Successful Radio Promotions: From Ideas to Dollars. Washington, D.C: National Association of Broadcasters, 1988.
Lua MLA (9ú heag.)National Association of Broadcasters. Research Group. Successful Radio Promotions: From Ideas to Dollars. National Association of Broadcasters, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.