000			00302nam a2200121Ia 4500
008			160710s1974 xx 000 0 und d
082			_a628.1 GUR
100			_aSINGH,G.C.
245			_aWATER SUPPLY AND SANITARY ENGINEERING PB.1+2
260			_bST. PUB. DIST. _c1974
300			_a544
942			_2ddc _cB
999			_c41544 _d41544