@misc{_D.P._1948,
 copyright={Public Domain},
 address={[Miejsce nieznane]},
 howpublished={online},
 year={1948},
 publisher={[wydawca nieznany]},
 language={eng},
 title={D.P. Operations in the Britisch zone of Germany as at 1st may 1948},
 type={Image},
 URL={http://www.rcin.org.pl/igipz/Content/215688/PDF/WA51_186464_PAND14921-r1948_DPOperations-in-Britisch.pdf},
 keywords={population maps, social situation, statistics, Germany, British zone of occupation},
}