1
by Halpern, Jonathan
Published 1999
The World Bank
Subjects: ...Water Supply and Sanitation...

2
by Halpern, Jonathan
Published 1999
The World Bank
Subjects: ...Water Supply and Sanitation...

3
by Woolf, Fiona
Published 2001
World Bank, Energy and Water Department, Water Sanitation Unit, and Latin America and the Caribbean Region, Finance, Private Sector, and Infrastructure Sector Unit