@misc{Walch_Johann_Ernst_Immanuel_(1725–1778)._Autor_Das_1764,
 author={Walch, Johann Ernst Immanuel (1725–1778). Autor and Gebauer, Johann Justinus (1710–1772). Drukarz},
 copyright={Public Domain},
 address={Halle},
 howpublished={online},
 year={1764},
 publisher={bey Johann Justinus Gebauer},
 language={ger},
 title={Das Steinreich systematisch entworfen. T. 2},
 type={Text},
 URL={http://www.rcin.org.pl/Content/215217/PDF/WA51_235081_PAN27576-r1764_Das-Steinreich-t2.pdf},
}