000 00503 a2200205 4500
001 148804
003 OSt
005 20211013142839.0
008
020 _a9788122426175
082 _a628.50154
_bD43E
100 1 _aDe, A. K.
245 1 _aEnvironmental chemistry
_cby A. K. De
250 _a7th ed.
260 _aNew Delhi
_bNew Age
_c2015
300 _a366p.
653 _aEnvironmental Science
653 _aEnvironmental chemistry
942 _2ddc
_cBK
999 _c13628
_d13628