TY  - BOOK
AU  - PARIS, UNESCO
ED  - PARIS, UNESCO
TI  - List of publications (1963-1997)
T2  - International Hydrological Programme
U1  - G955a1,N97, N7 
PY  - 1997///
CY  - Paris
PB  - UNESCO France       
KW  - BIOLOGY
ER  -