000 00277nam a2200121Ia 4500
008 230401s2012 xx 000 0 eng d
082 _a628.7
100 _aGUPTA S
245 0 _aRURAL WATER SUPPLY & SANITATION
260 _bVAGU PUB.
_c2012
300 _a293
942 _2ddc
_cBTECH
999 _c459
_d459