000 00468nam a22001457a 4500
999 _c329196
_d329196
003 ASAB
005 20170426134443.0
008 170426b xxu||||| |||| 00| 0 eng d
020 _a9788131314562
040 _cASAB
082 _a628.5
100 _aM.G.Chitkara
245 _aEnvironmental protection
_cby Arvind Kumar
260 _aNew Delhi
_bDaya Publishing House
_c2007
300 _a322 P
_b25 cm.
500 _aHardcover.
942 _cBK
_2ddc