000 00328nam a22001337a 4500
020 _a9788122419467
082 _a363.73 DE/E
100 _aDe,A K
245 _aEnvironmental chemistry/
_cby A K De
250 _a2nd edition
260 _a. -New Delhi
_b: New Age International
_c, 2006
300 _axvi+339pages
942 _cBK
999 _c692341
_d692341