TY  - BOOK
AU  - UNESCO / WMO / IAHS
TI  - Proceedings of the Madrid symposium on design of water resources projects with inadequate data, June 1973
SN  - 9230011371
U1  - 556.2(084) U4D 
PY  - 1974///
CY  - Spain
PB  - UNESCO / WMO / IAHS
KW  - Water resource
ER  -