TY  - BOOK
AU  - Gilbrich W.H
TI  - Hydrological education during the fourth I H P phase(1990-1995)
T2  - "International Hydrological Programme, Technical Documents in Hydrology"
U1  - "U185, N4/UN" 
PY  - 1994///
CY  - Paris
PB  - Unesco       
KW  - HydrographicalSurvey
ER  -