000 00466 a2200157 4500
020 _a0442217811
080 _a628.16
_bC968 N
245 1 _aNow concepts in water purification
_cby Gordon L Culp and Russell L.Culp
260 _aNew York
_bVan Nostrand Reinhold Co.
_c1974
650 _aWater Purification
700 _aCulp, Gordon L and Culp, Russell L
100 _a
_d
300 _a305 p.
040 _aIARI, New Delhi
901 _a127142
999 _c77717
_d77717