@misc{Hoffstetter_Roman_(1742-1815)_Quartett,
 author={Hoffstetter, Roman (1742-1815) and Haydn, Joseph (1732-1809)},
 howpublished={online},
 publisher={Ernst Eulenburg},
 title={Quartett No. 13 E-dur : für 2 Violinen, Viola und Violoncell : Op. 3, No. 1},
 type={druk muzyczny},
}