Silver, F., & Kromer, H. (1963). For heaven's sake. Williamson Music.
Lua i Stíl Chicago (17ú heag.)Silver, Frederick, agus Helen Kromer. For Heaven's Sake. New York: Williamson Music, 1963.
Lua MLA (9ú heag.)Silver, Frederick, agus Helen Kromer. For Heaven's Sake. Williamson Music, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.