Original: Twelve Etudes, Op. 33. Karol Szymanowski. Twelve Etudes, Op. 33 composed by Karol Szymanowski. 1882-1937.
Oversettelse: Tolv Etudes, Op. 33. Tolv Etudes, Op. 33 komponert av Karol Szymanowski. Piano Method noter. Piano Solo noter. For piano solo.