@misc{Borntraeger_Jean_Bernard_(1851-_)_Die,
 author={Borntraeger, Jean Bernard (1851- )},
 howpublished={online},
 publisher={Veit & Comp.},
 language={ger},
 type={książka},
 title={Die Ruhrepidemie im Regierungsbezirk Danzig 1895/96},
}