000 00523nam a2200193Ia 4500
008 170901s2013 xx 000 0 und d
020 _a9788176222792
082 _a363.73
_bK55E
100 _aKhanna, D. R.
245 0 _aEnvironmental Pollution
_bAssessment And Control Techniques
260 _aNew Delhi
_bBiotech Books
_c2013
300 _a224
650 _aSocial problems and services
650 _aSocial sciences
653 _aPollution
700 _aChopra, A. K.
700 _aSingh, Vikas
942 _2ddc
_cBK
999 _c4030
_d4030