@misc{Biskup_Marian_(1922-_)_The,
 author={Biskup, Marian (1922- )},
 copyright={Biskup, Marian},
 address={Poznań},
 howpublished={online},
 publisher={[s.n.]},
 language={eng},
 type={nadbitka},
 title={The role of the order and state of the Teutonic Knights in Prussia in the history of Poland},
 keywords={Zakon Krzyżacki},
}