APA-viite (7. p.)

Romberg, B. (1443). Duet no.2 in F major - opus 9, for two cellos. Ed by F. Gruetzmacher. International Music.

Chicago-viite (17. p.)

Romberg, Bernhard. Duet No.2 in F Major - Opus 9, for Two Cellos. Ed by F. Gruetzmacher. New York: International Music, 1443.

MLA-viite (9. p.)

Romberg, Bernhard. Duet No.2 in F Major - Opus 9, for Two Cellos. Ed by F. Gruetzmacher. International Music, 1443.