000 00319nam a2200121Ia 4500
008 220201s1993 xx 000 0 eng d
082 _a628.1
_bBIS
100 _aB.I.S
245 0 _aSP 35:1987 Handbook & water Supply and Dramje
260 _bBurear of Indain standard mark bhawan
_c1993
300 _a173
942 _2ddc
999 _c87076
_d87076