Copland, A. (1957). What to listen for in music (Revised edition.). The New American Library.
Lua i Stíl Chicago (17ú heag.)Copland, Aaron. What to Listen for in Music. Revised edition. New York: The New American Library, 1957.
Lua MLA (9ú heag.)Copland, Aaron. What to Listen for in Music. Revised edition. The New American Library, 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.