@misc{Koniecki_Otto_Carl_Samuel_(1834-1902)_Geschichte,
 author={Koniecki, Otto Carl Samuel (1834-1902)},
 address={Posen},
 howpublished={online},
 publisher={Verlag der Hofbuchdruckerei W. Decker & Co.},
 language={ger},
 title={Geschichte der Reformation in Polen},
 type={książka},
}