@misc{Silberstein_Leon_(1864-_)_Geometrya,
 author={Silberstein, Leon (1864- )},
 copyright={Association of Polish Surveyors},
 howpublished={online},
 publisher={Geberthner i Wolff},
 language={pol},
 type={book},
 title={Geometrya dla szkół wydziałowych. Cz. 1},
 keywords={geometry, handbooks},
}