{"first_sentence": {"type": "/type/text", "value": "To understand the history and current trends in child care and development we must define some of the basic terms used in the field."}, "physical_format": "Paperback", "subtitle": "Curriculum and Teaching (Instructors Guide)", "last_modified": {"type": "/type/datetime", "value": "2008-04-29 15:03:11.581851"}, "weight": "4.8 ounces", "publishers": ["Wadsworth Pub Co"], "number_of_pages": 328, "isbn_13": ["9780827339682"], "id": 11067226, "edition_name": "2nd edition", "isbn_10": ["0827339682"], "publish_date": "June 1986", "key": "/b/OL8170661M", "authors": [{"key": "/a/OL2883317A"}], "title": "Infants and Toddlers", "type": {"key": "/type/edition"}, "subjects": ["Education"], "physical_dimensions": "9.2 x 8.2 x 0.2 inches", "revision": 1}