{"type": {"key": "/type/edition"}, "publish_date": "1984", "publish_country": "po", "languages": [{"key": "/languages/por"}], "title": "Ecos de Portugal", "subtitle": "meio f\u00edsico e social, perspectiva hist\u00f3rica : 3\u00ba ano de escolaridade", "by_statement": "Ant\u00f3nio Monteiro", "identifiers": {"bnp": ["112529"]}, "authors": [{"key": "/authors/OL16613484A"}], "edition_name": "1\u00aa ed", "publishers": ["Arnado"], "publish_places": ["Coimbra"], "pagination": "1 v.", "source_records": ["marc:marc_bnportugal/bibliographics_55962_to_119177_b.mrc:31311799:622"], "full_title": "Ecos de Portugal meio f\u00edsico e social, perspectiva hist\u00f3rica : 3\u00ba ano de escolaridade", "works": [{"key": "/works/OL46054217W"}], "key": "/books/OL62630723M", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2026-10-03T06:49:38.646717"}, "last_modified": {"type": "/type/datetime", "value": "2026-10-03T06:49:38.646717"}}