@misc{Heiland_Enoch_(1655-1708)_Problema,
 author={Heiland, Enoch (1655-1708)},
 address={Lipsiae (Lipsk)},
 howpublished={online},
 publisher={Literis Christiani Michaelis},
 language={lat},
 type={książka},
 title={Problema Politicum De Duellorum Varii Generis Moralitate},
}