{"languages": [{"key": "/l/eng"}], "physical_format": "Hardcover", "weight": "9.6 ounces", "publishers": ["Chronicle Books"], "number_of_pages": 56, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "id": 12780050, "isbn_13": ["9780811852319"], "isbn_10": ["0811852318"], "publish_date": "March 16, 2006", "key": "/b/OL9489824M", "authors": [{"key": "/a/OL830823A"}], "title": "Dinosaur Valley", "type": {"key": "/type/edition"}, "subjects": ["Life Skills & Personal Awareness, General Studies", "Children: Grades 3-4", "Juvenile Fiction", "Children's Books/All Ages", "General", "Juvenile Nonfiction / Animals / Dinosaurs", "Animals - Mythical", "Dinosaurs", "Juvenile literature", "Pictorial works"], "physical_dimensions": "11.3 x 8.6 x 0.5 inches", "revision": 1}