TY  - BOOK
AU  - Haveman, Robert H.
TI  - The economic performance of public investments; an ex post evaluation of water resources investments
U1  - 333.91 
PY  - 1972///
CY  - Baltimore
PB  - Johns Hopkins
KW  - Agua
KW  - Abastecimiento
KW  - Costos
KW  - Inversiones
KW  - Recursos hidraulicos
ER  -