000 00415nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
245 _aMonitoring of groundwater pollution from sewage waste in Bahadrabad, Hardwar (U.
260 _aRoorkee
260 _bNational Institute of Hydrology
260 _c1989
300 _a27 p.
440 _aTR-67; National Institute of H
901 _pS42498
942 _cB
_2udc
999 _c127947
_d127947