@misc{Biskup_Marian_(1922-_)_Plany,
 author={Biskup, Marian (1922- )},
 copyright={Biskup, Marian},
 address={Toruń},
 howpublished={online},
 publisher={UMK},
 language={ger},
 language={pol},
 type={nadbitka},
 title={Plany reformy zakonu krzyżackiego w Prusach z 1492 roku},
}