Original: 24 Technical Studies, Opus 63 - Volume II. Karl Joachim Andersen. Flute Solo sheet music. 1847-1909. Edited by John Wummer.
Traducere: 24 de studii tehnice, Opus 63 - Volumul II. 24 Studii Tehnice, Opus 63 - Volumul II compusă de Karl Joachim Andersen.