000 00339nam a2200121Ia 4500
005 20251007104515.0
008 251006s9999 xx 000 0 und d
100 _aculp,gordon l.
245 0 _a.new concepts in water purificationbculp,russell l.,1916- (jt. auth.)
260 _a1st ed. | .N.Y.bVan Nostrand
260 _c1974
942 _cBOK
999 _c8663
_d8663