{"publishers": ["A Cappella Books"], "identifiers": {"goodreads": ["4092845"], "librarything": ["103370"]}, "subtitle": "An Informal Guide", "weight": "10.6 ounces", "physical_format": "Paperback", "last_modified": {"type": "/type/datetime", "value": "2010-08-10T05:31:47.171974"}, "latest_revision": 5, "key": "/books/OL8596109M", "authors": [{"key": "/authors/OL450896A"}], "subjects": ["Opera", "Nature/Ecology", "Music/Songbooks", "Operas", "Singers", "Stories, plots, etc", "Music"], "languages": [{"key": "/languages/eng"}], "title": "Opera", "number_of_pages": 216, "created": {"type": "/type/datetime", "value": "2008-04-30T06:33:27.187047"}, "isbn_13": ["9781556521706"], "isbn_10": ["1556521707"], "publish_date": "March 1993", "works": [{"key": "/works/OL2954017W"}], "type": {"key": "/type/edition"}, "physical_dimensions": "8.8 x 5.8 x 0.5 inches", "revision": 5}