@misc{Della_Porta_Giambattista_(1535–1615)_De,
 author={Della Porta, Giambattista (1535–1615)},
 howpublished={online},
 publisher={Scoto, Giovanni Maria (fl. 1559-1566)},
 language={lat},
 type={starodruk},
 title={De Fvrtivis Literarvm Notis Vvlgo De Ziferis Libri IIII. / Ioan. Baptista Porta Neapolitano Autore},
 keywords={szyfry 16w.},
}