000 00262nam a2200109Ia 4500
008 220201s1979 xx 000 0 eng d
100 _aHussain, Sk
245 0 _aTb of water supply & sanitary engg
260 _bOxford & IBH
_c1979
300 _a884
942 _2ddc
999 _c81763
_d81763