000 00518nam a2200181 4500
001 000000707900
020 _a9231022881
040 _cUDSM
050 _aGB665.H93
100 _a Unesco/WMO
245 _aHydrological aspects of drought :
_b a contribution to the International Hydrological Programme
260 _aParis
_b : Unesco,
_c 1985
300 _a149 p.
_b : ill.
_c ; 30cm.
504 _aIncludes bibliographical references.
650 _aHydrology.
650 _a Droughts.
942 _2lcc
_cBK
_n0
999 _c126489
_d126489