000 00411nam a2200157Ia 4500
008 190302s9999||||xx |||||||||||||| ||und||
020 _c125
040 _aKharagpur College Library
082 _a301.3
_bDUT
100 _aNilanjana Dutta
245 4 _aThe Environment And Its Problems
260 _bSarat book distributers
_aKolkata
_c2002
300 _a148 p.
650 _aEnvironmental Science
942 _cBK
999 _c2548
_d2548