Sanitation alternative for low income communitiesa brief introduction
Mara, David Duncan
Sanitation alternative for low income communitiesa brief introduction - Washington DC: The World Bank, 1982. - iii,50p.: ill.; 28cm.
Water supply
Developing countries
Sewage disposal
IRA TD353.M3
Sanitation alternative for low income communitiesa brief introduction - Washington DC: The World Bank, 1982. - iii,50p.: ill.; 28cm.
Water supply
Developing countries
Sewage disposal
IRA TD353.M3