Ellens, J. H. (1974). Models of religions broadcasting. W.B. Eerdmans.
Lua i Stíl Chicago (17ú heag.)Ellens, J. Harold. Models of Religions Broadcasting. Grand Rapids: W.B. Eerdmans, 1974.
Lua MLA (9ú heag.)Ellens, J. Harold. Models of Religions Broadcasting. W.B. Eerdmans, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.