{"title": "Teacher's Resource Book Unit 41 Life Changes Through Time grade 8 (Science Turns Minds On)", "authors": [{"key": "/authors/OL3348686A"}], "publish_date": "1995", "publishers": ["Macmillan McGraw-Hill"], "languages": [{"key": "/languages/eng"}], "isbn_10": ["0022762337"], "physical_format": "Paperback", "type": {"key": "/type/edition"}, "source_records": ["amazon:0022762337"], "key": "/books/OL9928261M", "works": [{"key": "/works/OL9296728W"}], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2008-04-30T09:38:13.731961"}, "last_modified": {"type": "/type/datetime", "value": "2026-02-17T23:18:17.219463"}}