000 00359nam a2200133Ia 4500
008 221001s2008 xx 000 0 eng d
020 _a9788120333307
082 _a910.13042 DAS
100 _aDas, R. C.
245 0 _aEnvironmental science: Principles and practice
260 _aNew Delhi
_bPrentice-Hall
_c2008
300 _axiv, 362p.
942 _2ddc
_cBK
_01
999 _c45649
_d45649