000 00452nam a22001817a 4500
003 OSt
008 220319b ||||| |||| 00| 0 eng d
020 _a9781259006388
082 _a658 CHA
100 _aChawla Shashi
245 _aA Textbook of Environmental Studies
250 _a1
260 _aNew Delhi
_bMcGraw Hill
_c2016
300 _a8.8
440 _aUG_BE *DPT_HBS **ADDVOL2022-23
650 _aEnvironmental Science
942 _2ddc
_cBK
_014
999 _c735
_d735