@misc{Valla_Giorgio_(1447-1500)_Georgii_1520,
 author={Valla, Giorgio (1447-1500)},
 copyright={-},
 address={Impressum Cracouiae},
 howpublished={online},
 year={1520},
 publisher={per Hieronymum Vietorem},
 language={lat},
 type={a - dokument piśmienniczy (druk)},
 title={Georgii Vallae Placentini de Expedita Argumentandi Ratione Libellus},
}