000 00307nam a22001097a 4500
008 140103b xxu||||| |||| 00| 0 eng d
020 _a8126103566
050 _a363.7
100 _aArun Kumar
245 _aEnvironmental problems protection and control. Vol.1
260 _aNew Delhi
_bAnmol publications
_c1999
999 _c329268
_d329268