@misc{Czekańska_Maria_(1902–1991)_Wykresy_1936,
 author={Czekańska, Maria (1902–1991)},
 copyright={Rights Reserved - Restricted Access},
 address={Lwów},
 address={Warszawa},
 journal={Biblioteka Geograficzno-Dydaktyczna},
 howpublished={online},
 year={1936},
 publisher={Książnica-Atlas},
 language={pol},
 title={Wykresy i diagramy w nauczaniu geografji : z 13 rycinami},
 type={Text},
 keywords={teaching of geography, graphs, diagrams},
}