@misc{Hanna_Chrzanowska_(1902–1973)._Autor_Klucz_1939,
 author={Hanna Chrzanowska (1902–1973). Autor},
 copyright={Rights Reserved - Restricted Access},
 address={Warszawa},
 howpublished={online},
 year={1939},
 publisher={[wydawca nieznany]},
 language={pol},
 type={Text},
 title={Klucz niebieski},
}