@misc{_Przegląd_1967,
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Przegląd Geograficzny},
 howpublished={online},
 year={1967},
 publisher={IGiPZ PAN},
 language={pol},
 language={eng},
 title={Przegląd Geograficzny T. 39 z. 2 (1967)},
 type={Text},
 URL={http://www.rcin.org.pl/igipz/Content/8675/PDF/WA51_16387_r1967-t39-z2_Przeg-Geogr.pdf},
 keywords={geographical sciences, industry, metropolitan regions, Polish geography, continentality of climate, reservoirs, river valleys, Poland, Wkra river valley, United States of America, Great Britain},
}