TY  - BOOK
AU  - Bergmann Hellmuth
AU  - Boussard Jean-Marc
TI  - Guide to the economic evaluation of irrigation projects(reviised version)
U1  - 333.913 
PY  - 1976///
CY  - Paris
PB  - OECD
KW  - Ecnomic evaluation
KW  - Irrigation
KW  - Land economics
ER  -