@misc{Rittner_Tadeusz_(1873-1921)_Der,
 author={Rittner, Tadeusz (1873-1921)},
 address={Berlin},
 howpublished={online},
 publisher={Egon Fleischel},
 language={ger},
 title={Der dumme Jakob : Komödie in drei Akten},
 type={książka},
}