@misc{Schäfer_Dietrich_(1845-1929)_Die,
 author={Schäfer, Dietrich (1845-1929)},
 howpublished={online},
 publisher={Verlag von Velhagen & Klasing},
 publisher={Bielefeld ; Leipzig},
 language={ger},
 title={Die Hanse},
 type={książka},
 keywords={Liga Hanzeatyca},
}