Original: 36 Eight-Measure Vocalises, Op. 92. Ferdinand Sieber. Composed by Ferdinand Sieber. Voice sheet music. Soprano.
Traducere: 36 Opt-Măsura Vocalises, Op. 92. Compus de Ferdinand Sieber. Partituri de voce. 36 Opt-Măsura Vocalises, Op. 92. Pentru Vocal.