{"languages": [{"key": "/l/eng"}], "physical_format": "Hardcover", "weight": "1.6 pounds", "publishers": ["Thomas Telford, Ltd."], "number_of_pages": 352, "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "id": 14081071, "isbn_13": ["9780727734006"], "isbn_10": ["0727734008"], "publish_date": "January 5, 2007", "key": "/b/OL10591777M", "authors": [{"key": "/a/OL3468783A"}], "title": "Communication Structures", "type": {"key": "/type/edition"}, "subjects": ["Civil Engineering, Surveying & Building", "Science / Technology", "Civil", "Construction - General", "Technology & Engineering", "Science/Mathematics"], "physical_dimensions": "9.3 x 6.2 x 1 inches", "revision": 1}