Schuller, R. H. (1979). Discover your possibilities. Hour of Power.
Lua i Stíl Chicago (17ú heag.)Schuller, Robert Harold. Discover Your Possibilities. Garden Grove, California: Hour of Power, 1979.
Lua MLA (8ú heag.)Schuller, Robert Harold. Discover Your Possibilities. Hour of Power, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.