000 00319nam a2200109Ia 45e0
008 181001s1970 xx 000 0 und d
100 _aSinghal RP.
245 2 _aA text book on water supply engineering
260 _aRoorkee
_bSinghal Roorkee
_c1970
300 _a542
942 _2ddc
_cBK
999 _c1973
_d1973