TY  - BOOK
AU  - Davis Richard
AU  -  Hirji Rafik
ED  - World Bank. Enviroment Department
TI  - Water resources and environment technical note E
PY  - 2003///
CY  - Washington, D.C.
PB  - World Bank, Environment Dept., 
KW  - World Bank. Enviroment Department
KW  - Water-supply -- Environmental aspects
N1  - Series editors: Richard Davis, Rafik Hirji
ER  -