@misc{Deharbe_Joseph_(1800-1871)._Kleiner,
 author={Deharbe, Joseph (1800-1871).},
 howpublished={online},
 publisher={Herder'sche Berlagshandlung.},
 language={ger},
 type={książka},
 title={Kleiner katholischer katechismus [...].},
 keywords={katechizm katolicki},
}