{"languages": [{"key": "/l/eng"}], "physical_format": "Paperback", "weight": "15.5 ounces", "publishers": ["American Water Works Association"], "type": {"key": "/type/edition"}, "number_of_pages": 252, "id": 11903662, "isbn_13": ["9781583213889"], "isbn_10": ["1583213880"], "publish_date": "August 9, 2005", "key": "/b/OL8789429M", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 08:14:56.482104"}, "title": "Development of Distribution System Water Quality Optimization Plans", "contributions": ["Melinda Friedman (Contributor)", "George Kimeyer (Contributor)", "Gregory Pierson (Contributor)", "Steve Harrison (Contributor)", "Kathy Martel (Contributor)", "Anne Sandvig (Contributor)", "Amie Hanson (Contributor)"], "subjects": ["Environmental Science", "Nature/Ecology", "Development - Sustainable Development", "Water Supply", "Nature", "Nature / Field Guide Books", "Environmental Engineering & Technology", "Nature / Water Supply", "Reference", "Distribution", "Planning", "Water", "Water quality management"], "physical_dimensions": "10.8 x 8.4 x 0.6 inches", "revision": 1}