@misc{Laet_Johannes_de_(1593–1649)_Portvgallia,
 author={Laet, Johannes de (1593–1649) and Elzeviriana Officina.},
 howpublished={online},
 publisher={Ex Officina Elzeviriana},
 language={lat},
 title={Portvgallia Sive De Regis Portvgalliae Regnis Et Opibus Commentarius.},
 keywords={Portugalia -- geografia -- stare druki do 1800., Portugalia -- kolonie -- stare druki do 1800., Portugalia -- polityka i rządy -- stare druki do 1800.},
}