000 00310nam a2200133Ia 4500
100 _aPANDEY G N and CARNEY G C
650 _aEnvironmental
365 _cRS
365 _d1
942 _cENGBK
245 _aEnvironmental Engineering
260 _bTata McGraw Hill Pub Co Ltd
_c1992
_aNew Delhi
300 _a455 PP
999 _c6709
_d6709