{"title": "Essentials of Marketing", "authors": [{"key": "/authors/OL3012052A"}], "publish_date": "January 2000", "publishers": ["Mcgraw-Hill College"], "isbn_13": ["9780072283211"], "covers": [2316815], "edition_name": "Package edition", "physical_format": "Paperback", "isbn_10": ["0072283211"], "oclc_numbers": ["228268869"], "type": {"key": "/type/edition"}, "subjects": ["Sales & marketing", "Marketing - General", "Business & Economics", "Business/Economics"], "source_records": ["amazon:0072283211"], "key": "/books/OL9965521M", "works": [{"key": "/works/OL8813817W"}], "latest_revision": 5, "revision": 5, "created": {"type": "/type/datetime", "value": "2008-04-30T09:38:13.731961"}, "last_modified": {"type": "/type/datetime", "value": "2026-03-05T16:22:19.576780"}}