@misc{Dietrich_Moritz_(1816-1887)_La,
 author={Dietrich, Moritz (1816-1887)},
 howpublished={online},
 publisher={R. Friedlein},
 type={druk muzyczny},
 title={La cascade : etude de salon pour piano : op. 27},
 keywords={etiudy (fortepian) 19 w.},
}