@misc{Bonk_Hugo_(1861-1936)_Urkundenbuch.,
 author={Bonk, Hugo (1861-1936)},
 howpublished={online},
 publisher={Buchdruckerei des Allenstiener Volksblatts},
 language={ger},
 type={książka},
 title={Urkundenbuch. H. 2},
}