000 00315nam a2200121Ia 4500
008 170101s1979 xx 000 0 und d
082 _a627 GUP
100 _aGupta S. K.
245 0 _aStudy and Management of Water Resources in Arid and Semi-Arid Regions.
260 _c1979
300 _a513 p
942 _2ddc
_cB
999 _c741816
_d741816