TY  - BOOK
AU  - Perrett,Heli E
TI  - Monitoring and evaluation of communication support activities in low-cost sanitation projects
AV  - IRA TD345.P47 
PY  - 1984///
CY  - Washington DC
PB  - The World Bank
KW  - Water supply
KW  - Evaluation
KW  - Sanitation evaluation
ER  -