@misc{Weigt_Herkulan_(1880–_)_Geografia,
 author={Weigt, Herkulan (1880– )},
 howpublished={online},
 publisher={Gebethner i Spółka},
 publisher={Gebethner i Wolff},
 publisher={M.Niemierkiewicz},
 language={pol},
 type={monografia},
 title={Geografia gospodarcza ziem polskich},
 keywords={Polska, geografia gospodarcza},
}