@misc{Bibliographisches_Institut_(Lipsk)._Wydawca_Ungarn_[1939],
 author={Bibliographisches Institut (Lipsk). Wydawca},
 copyright={Public Domain},
 address={Leipzig},
 howpublished={online},
 year={[1939]},
 publisher={Bibliographisches Institut AG},
 language={hun},
 title={Ungarn : Maßstab 1:3 000 000},
 URL={http://www.rcin.org.pl/igipz/Content/93260/PDF/WA51_93932_PAND6501-r1939_Ungarn.pdf},
 keywords={Hungary, political-administrative maps},
}