@misc{Stany_Zjednoczone._Army_Map_Service._Wydawca_Railroad_1945,
 author={Stany Zjednoczone. Army Map Service. Wydawca},
 copyright={Public Domain},
 address={Washington, D.C.},
 journal={Railroad map of Germany 1:750,000},
 howpublished={online},
 year={1945},
 publisher={Army Map Service, U.S. Army},
 language={eng},
 title={Railroad map of Germany 1:750,000. Sheet 3, Königsberg},
 type={Image},
 URL={http://www.rcin.org.pl/igipz/Content/91992/PDF/WA51_94447_PTGC95-3-r1945_Railroad-map-of-Germany-Konigsberg.pdf},
 keywords={Kaliningrad region (Russia), Germany, Russia, communication maps, railway maps},
}