@misc{Henricus_de_Herpf._Sermones,
 author={Henricus de Herpf.},
 address={Speyer},
 howpublished={online},
 publisher={Speyer},
 publisher={Drach Peter},
 language={lat},
 type={inkunabuł},
 title={Sermones de tempore, de sanctis etc (do konserwacji)},
 keywords={Incunabula -- Poland -- Bydgoszcz -- Catalogs, Early printed books -- 15th century},
}