악보
원본
Marchesi, Salvatore. 20 Elementary and Progressive Vocalises. Op.15. Marchesi, Salvatore. Piano and Voice. Low Voice. English. Italian. Medium Voice. Italian. German. Medium Voice. Italian. German. Alt. Scan. Medium Voice. English. Italian.
번역
마르케, 살바토레. 20 Elementary and Progressive Vocalises. Op.15. 마르케, 살바토레. 피아노와 음성. Low Voice. 영어. Italian. 보통 음성. Italian. German. 보통 음성. Italian. German. Alt. Scan. 보통 음성. 영어. Italian.