@misc{Rosenberg_Adolf_(1850-1906)_Adriaen,
 author={Rosenberg, Adolf (1850-1906)},
 address={Bielefeld},
 address={Leipzig},
 howpublished={online},
 publisher={Velhagen & Klasing},
 language={ger},
 type={książka},
 title={Adriaen und Isack van Ostade},
}