Joplin, S., & Sauer, R. (1978). Four rags for four trombones. Wimbledon Music.
Lua i Stíl Chicago (17ú heag.)Joplin, Scott, agus Ralph Sauer. Four Rags for Four Trombones. Century City, Calif: Wimbledon Music, 1978.
Lua MLA (9ú heag.)Joplin, Scott, agus Ralph Sauer. Four Rags for Four Trombones. Wimbledon Music, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.