@misc{Weber_Carl_Maria_von_(1786-1826)_Quatre,
 author={Weber, Carl Maria von (1786-1826)},
 howpublished={online},
 publisher={Ad. Mt. Schlesinger},
 language={fre},
 title={Quatre grandes sonates pour le pianoforte. 4e, Sonate Op. 70},
 type={druk muzyczny},
 keywords={nuty},
}