{"title": "Lengua y Ciencias Sociales 4 - 2b", "subtitle": "Ciclo Egb Ciudad Autonoma de Buenos Aires", "authors": [{"key": "/authors/OL3520032A"}], "publish_date": "February 2001", "physical_format": "Hardcover", "isbn_10": ["061384629X"], "publishers": ["Tandem Library"], "isbn_13": ["9780613846295"], "languages": [{"key": "/languages/spa"}], "subjects": ["General", "Juvenile Nonfiction", "Children's 9-12", "Children's Books/Ages 9-12 Nonfiction"], "type": {"key": "/type/edition"}, "source_records": ["amazon:061384629X"], "key": "/books/OL10976331M", "works": [{"key": "/works/OL9510478W"}], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2008-04-30T09:38:13.731961"}, "last_modified": {"type": "/type/datetime", "value": "2025-12-31T10:09:34.805537"}}