@misc{Major_Hennequin_del_Varsaviae_Plan_[1930],
 author={Major Hennequin del Varsaviae},
 address={Warszawa},
 howpublished={online},
 year={[1930]},
 publisher={[s.n.]},
 language={pol},
 type={mapa},
 title={Plan Warszawy z roku 1779},
}