@misc{Berson_Seweryn_(1858-1917)_Bagatelles,
 author={Berson, Seweryn (1858-1917)},
 howpublished={online},
 publisher={Musikverlag F. E. C. Leuckart},
 type={druk muzyczny},
 title={Bagatelles de concert : quatre morceaux pour piano : op. 2. No 3, Scherzino},
}