@misc{Joannes_de_Anania_(_–1457)_Tractatus,
 author={Joannes de Anania ( –1457)},
 address={[Roma]},
 howpublished={online},
 publisher={Guldinbeck, Bartholomaeus},
 language={lat},
 title={Tractatus iubilaei 1450 anni.},
 keywords={15 w., jubileusze, 1450, rok jubileuszowy 1450},
}