@misc{Friedberg_Emil_(1837-1910)_Die,
 author={Friedberg, Emil (1837-1910)},
 address={Berlin},
 howpublished={online},
 publisher={C. G. Lüderitz'sche Verlagsbuchhandlung, A. Charisius},
 language={ger},
 type={broszura},
 title={Die Geschichte der Civilehe},
 keywords={Małżeństwo -- historia},
}