@misc{Lengnich_Gottfried_(1689-1774)_Gotfridi,
 author={Lengnich, Gottfried (1689-1774)},
 howpublished={online},
 publisher={Typis et impensis Thom. Jo. Schreiberi},
 language={lat},
 type={stary druk},
 title={Gotfridi Lengnich Historia Polona A Lecho In Annvm MDCCXXXXVIII},
}