@misc{Rosenberg_Adolf_(1850-1906)_Defregger,
 author={Rosenberg, Adolf (1850-1906)},
 address={Bielefeld},
 address={Leipzig,},
 howpublished={online},
 publisher={Velhagen & Klasing},
 language={ger},
 type={książka},
 title={Defregger},
 keywords={Defregger, Franz (1835-1921)},
}