000 00292nam a2200121Ia 4500
008 220201s1987 xx 000 0 eng d
082 _a627.52
_bGAR
100 _aGarg,SK
245 0 _aIrrigation enn &hydraulic structure
260 _bKhanna publisher
_c1987
300 _a1184
942 _2ddc
999 _c83909
_d83909