TY  - BOOK
AU  -  Unesco/WMO 
TI  - Hydrological aspects of drought:  a contribution to the International Hydrological Programme
SN  - 9231022881  
AV  - GB665.H93  
PY  - 1985///
CY  - Paris 
PB  -  : Unesco
KW  - Hydrology
KW  -  Droughts
N1  - Includes bibliographical references
ER  -