Forrás: The Art and Practice of Modern Technique for Flute, Vol. 3. Bournonville. Le Printemps De Vivaldi. Flute sheet music.
Fordítás: Fuvola kotta. The Art and Practice of Modern Technique for Flute, Vol. 3 for Flute, Instrumental Methods. Oktató. 136 oldal. HL.120223.