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Based on an in-depth research of various initiatives from Africa, East and South Asia, and Latin America those Guidance Notes provide a systematic analysis of the barriers to service delivery for the urban poor and recommend practical solutions and strategies to overcome these barriers.
WSP (2009): Guidance Notes on Services for the Urban Poor. A Practical Guide for Improving Water Supply and Sanitation Services. Water and Sanitation Program (WSP) URL [Accessed: 31.07.2012]