@misc{Cicero_Marcus_Tullius_(106-43_a.C.)_De,
 author={Cicero, Marcus Tullius (106-43 a.C.)},
 howpublished={online},
 language={lat},
 title={De paradoxis; De amicitia; Ad Atticum de senectute},
 keywords={15 w., literatura antyczna, filozofia},
}