@misc{Leitgeber_Bolesław_Port,
 author={Leitgeber, Bolesław},
 howpublished={online},
 publisher={Instytut Bałtycki},
 language={pol},
 type={książka},
 title={Port kopenhaski},
 keywords={port Kopenhaga, handel morski, Dania, port kopenhaski - historia, Kopenhaga},
}