@misc{Petrarca_Francesco_(1304-1374)_Sonetti,
 author={Petrarca, Francesco (1304-1374)},
 howpublished={online},
 publisher={Nicolini da Sabbio, Pietro (fl. 1512 - 1555). Druk.},
 publisher={Pederzano, Giovanni Batista (fl. 1522-1555). Nakł.},
 language={ita},
 type={stary druk},
 title={Sonetti Canzoni E Triomphi},
}