<https://library.upol.cz/arl-upol/cs/detail-upol_us_cat-m0016530-Atlas-da-lingua-portuguesa-na-historia-e-no-mundo/upoluscatm0016530>
<http://schema.org/isbn>
"9722705334"
<https://library.upol.cz/arl-upol/cs/detail-upol_us_cat-m0016530-Atlas-da-lingua-portuguesa-na-historia-e-no-mundo/>