Non-point pollution, voluntarism and policy failure: Lessons for the Swan-Canning river Author Gunningham N., Sinclair D. Journal/Series Environmental and Planning Law Journal | Vol. 21(2); 93 - 104; 12 p. Date 2004 Source IUCN (ID: ANA-072182) Publisher | Place of publication The Law Book Company Ltd. | Pyrmont, NSW, Australia Document type Article in periodical Language English Country/Territory Australia Subject Water Keyword Basin/catchment/watershed Agriculture and environment Freshwater quality/freshwater pollution