Cowell, H., Dunkel, P., Palma, S., Schulte, R., & Graham. John, v. (1987). Quartet romantic. New World Records NW 285.
Lua i Stíl Chicago (17ú heag.)Cowell, Henry, Paul Dunkel, Susan Palma, Rlf Schulte, agus violinist Graham. John. Quartet Romantic. s.l: New World Records NW 285, 1987.
Lua MLA (9ú heag.)Cowell, Henry, et al. Quartet Romantic. New World Records NW 285, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.