000 00378nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
020 _a0071464158
082 _a628.16 W314
100 _aWEF
245 0 _aBIOLOGICAL NUTRIENT REMOVAL BNR OPERATION IN WASTEWATER TREATMENT PLANTS
260 _aNEW DELHI
_bMcGraw-Hill
_c2006
300 _axlii+597p.,25X20Cms.
942 _cBK
_2DDC
999 _c38642
_d38642