@misc{Haydn_Michael_(1737-1806)_Offertorium,
 author={Haydn, Michael (1737-1806)},
 howpublished={online},
 type={rękopis muzyczny},
 title={Offertorium de SSSma Trinitate à 4 voci conc[erta]ti, 2 violini, 2 clarini, timpani, viola e l'organo},
 keywords={muzykalia},
}