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"+62-1-500-350"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.bukalapak.com/p/hobi-koleksi/buku/hukum/3slskj-jual-buku-pengantar-ilmu-hukum-penerbit-mitra-wacana-media-on28979613z>