@misc{Georgius_de_Hungaria._Tractatus,
 author={Georgius de Hungaria.},
 howpublished={online},
 publisher={[Cornelis <de Zierikzee> (1489-1517)].},
 language={lat},
 type={stary druk},
 title={Tractatus de Ritu Moribus Nequitia et multiplicatione Turcorum [...].},
}