{"languages": [{"key": "/l/eng"}], "physical_format": "Paperback", "subtitle": "A Population and Ecological Approach", "weight": "1.9 pounds", "publishers": ["Academic Press"], "type": {"key": "/type/edition"}, "number_of_pages": 488, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "id": 12665573, "isbn_13": ["9780121875718"], "isbn_10": ["0121875717"], "publish_date": "November 1989", "key": "/b/OL9395086M", "authors": [{"key": "/a/OL576582A"}], "title": "Avian Genetics", "contributions": ["P. A. Buckley (Editor)"], "subjects": ["Mathematics and Science", "Birds & Birdwatching - General", "Nature", "Science/Mathematics"], "physical_dimensions": "9.2 x 6.2 x 1 inches", "revision": 1}