Forrás: Mamma. Euphonium sheet music. Tenor Voice sheet music. Trombone sheet music. Voice Solo sheet music. Grade 3. Mamma composed by C.A. Bixio.
Fordítás: Anya. Italian Pop Music, egy darab. Baritontuba kotta. Tenor Voice kotta. Harsona kotta. Voice Solo kotta. 3-as fokozatú.