@misc{Keckermann_Bartholomeus_Praecognitorum,
 author={Keckermann, Bartholomeus},
 howpublished={online},
 publisher={apud Guilielmum Antonium},
 language={lat},
 title={Praecognitorum Logicorum Tractatus III : Systemati Logico annis abhinc aliquot praemissi},
 type={stary druk},
 keywords={Ramus, Petrus (1515-1572), Keckermann, Bartłomiej (1572-1609), logika, filozofia},
}