{"first_sentence": {"type": "/type/text", "value": "Two things that have characterized American family law historically and contemporaneously are the variety of laws (from state to state) and the ongoing changes in them."}, "physical_format": "Paperback", "subtitle": "Adaptable to 5th Edition of the Wadlington Casebook (Legalines)", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "weight": "1.2 pounds", "languages": [{"key": "/l/eng"}], "publishers": ["BarBri Group"], "number_of_pages": 208, "isbn_13": ["9780314156372"], "id": 12829447, "edition_name": "5 edition", "isbn_10": ["0314156372"], "publish_date": "November 1, 2005", "key": "/b/OL9530059M", "authors": [{"key": "/a/OL415575A"}], "title": "Legalines: Domestic Relations", "type": {"key": "/type/edition"}, "subjects": ["Reference", "Law"], "physical_dimensions": "10.6 x 8.2 x 0.5 inches", "revision": 1}