U.S. EPA (1995): Surface Disposal of Sewage Sludge and Domestic septage. Process Design Manual. Washington: United States Environmental Protection Agency URL [Accessed: 24.08.2010]
Perspectives are different frameworks from which to explore the knowledge around sustainable sanitation and water management. Perspectives are like filters: they compile and structure the information that relate to a given focus theme, region or context. This allows you to quickly navigate to the content of your particular interest while promoting the holistic understanding of sustainable sanitation and water management.