@misc{Cohn_Willy_Hermann,
 author={Cohn, Willy},
 howpublished={online},
 publisher={M. & H. Marcus},
 language={ger},
 title={Hermann von Salza},
 type={książka},
 keywords={Zakon Krzyżacki - historia, biografie, Salza, Hermann von (ok. 1179 - 1239)},
}