000 00399nam a2200157Ia 4500
008 221007s9999 xx 000 0 und d
020 _a978389698640
082 _a577.14
_bBAL
100 _aPuri Balram
245 0 _aText Book of Environmental Chemistry
250 _a2nd
260 _aIKIP, New Delhi
_bIKIP, New Delhi
_c2007
300 _a554
650 _a Environmental Chemistry
942 _cBK
999 _c134
_d134