@misc{_Kalendarz_1939,
 copyright={Public Domain},
 address={Warszawa},
 howpublished={online},
 year={1939},
 publisher={Gebethner i Wolf},
 publisher={(Drukarnia "Polski Zbrojnej")},
 language={pol},
 title={Kalendarz Wiejski na Rok ...},
 type={Text},
 keywords={Polish calendars - 1918-1939},
}