Original: Piano Etudes Level 10. Czerny, Beyer, Berens, Kunz, Kuhler, Gurlitt, Streabbog, and many others. Keith Snell. Piano Solo sheet music.
Traducere: Pian Etudes Nivel 10. Muzica de pian foaie Metoda. Czerny, Beyer, Berens, Kunz, Kuhler, Gurlitt, Streabbog, și multe altele.