<https://leo.rs/prodavnica/knjige-za-skolarce/nauka-i-opsta-interesovanja-za-decu/isak-njutn/#webpage>
<http://schema.org/dateModified>
"2021-07-19T16:58:06+00:00"^^<http://schema.org/Date>
<https://leo.rs/prodavnica/knjige-za-skolarce/nauka-i-opsta-interesovanja-za-decu/isak-njutn/?add-to-cart=3424>