{"isbn_13": ["9780844238531"], "physical_format": "Audio Cassette", "subtitle": "A Complete Course for Beginners (Book & Cassettes)", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "languages": [{"key": "/l/und"}], "publishers": ["McGraw-Hill Companies"], "number_of_pages": 352, "id": 13054426, "edition_name": "Pap/Cas edition", "isbn_10": ["0844238538"], "publish_date": "February 1995", "key": "/b/OL9719571M", "authors": [{"key": "/a/OL726824A"}, {"key": "/a/OL2637134A"}], "title": "Bulgarian ", "type": {"key": "/type/edition"}, "subjects": ["Slavic Languages", "General", "Audio - Language", "Unabridged Audio - Misc.Nonfiction", "Audio Adult: Language", "Slavic Languages (Other)"], "revision": 1}