000 00411nam a2200181Ia 4500
008 201126s9999 xx 000 0 und d
041 _aeng
082 _a628.351
_bRAO
100 _aRAO, M N AND DUTTA A K
245 _aWASTE WATER TREATMENT
250 _a3RD
260 _bOXIBH
500 _aCIVIL ENGINEERING
690 _aCIVIL ENGINEERING
690 _aFET
964 _f INTERNAT
999 _c8977
_d8977