@misc{Danckerts_Justus_(1635-1701)_Ducatus,
 author={Danckerts, Justus (1635-1701)},
 address={Amstelodami},
 howpublished={online},
 publisher={Danckerts, Justus (1635-1701)},
 language={lat},
 title={Ducatus Prussiæ tam Polono Regiæ quam Ducalis Brandenburgo Novissima Descriptio in tres Palatinatus et Ducalis in totidem Circulos et Minores Dominia},
 keywords={mapy, 17 w., kartografia, Pomorze, Prusy Książęce, Prusy Królewskie},
}