Original tekst: Treintayseis Estudios Op. 20. Edited by Anzoletti. Violin Solo sheet music. Treintayseis Estudios Op. 20. For violin. QM.ERA-858.
Oversættelse: Treintayseis Studies Op. 20. Redigeret af Anzoletti. Noderne Violin Solo. Treintayseis Studies Op. 20. Composed by Heinrich Kayser.