{"publishers": ["Wadsworth Publishing"], "languages": [{"key": "/l/eng"}], "last_modified": {"type": "/type/datetime", "value": "2009-04-26T02:02:18.588753"}, "weight": "1.4 pounds", "source_records": ["amazon:0534555454:2-ab:4029894842:189489", "marc:marc_loc_updates/v35.i21.records.utf8:18999450:841", "marc:marc_loc_updates/v35.i22.records.utf8:9829853:841", "marc:marc_loc_updates/v35.i24.records.utf8:12214186:830", "marc:marc_loc_updates/v35.i26.records.utf8:10127251:866"], "title": "Powerful Social Studies for Elementary Students", "number_of_pages": 352, "isbn_13": ["9780534555450"], "created": {"type": "/type/datetime", "value": "2008-04-30T09:38:13.731961"}, "physical_format": "Paperback", "isbn_10": ["0534555454"], "latest_revision": 5, "edition_name": "2 edition", "key": "/b/OL9340632M", "authors": [{"key": "/a/OL2660817A"}, {"key": "/a/OL2660818A"}], "publish_date": "May 4, 2006", "subjects": ["Primary / junior schools", "Social Studies", "Teaching of a specific subject", "Teaching skills & techniques", "Elementary School Social Sciences", "Teaching At The Elementary School Level", "Education", "Education / Teaching", "Textbooks", "Elementary", "Teaching Methods & Materials - Social Science", "Education / General", "Elementary school teaching", "Social sciences", "Study and teaching (Elementary)"], "type": {"key": "/type/edition"}, "id": 12600038, "physical_dimensions": "9 x 7.2 x 0.6 inches", "revision": 5}