000 00309nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c-
040 _aET
100 _aSUBRAMANYA K
245 0 _aENGINEERING HYDROLOGY
260 _bTMGH PCL
_aNEW DELHI
300 _a534
500 _a32578
942 _cBK
999 _c38593
_d38593