000 00619n a2200241 a 4500
999 _c54259
_d54259
001 040398
003 OSt
005 20220322152349.0
008 220322b ||||| |||| 00| 0 eng d
020 _a978-93-82209-03-4
040 _csggscc
_dsggscc
050 _a363.7 Q7
082 _a363.7 Q7
_22nd rev.
100 _aChaturvedi, D.D.
245 _aEnvironmental Studies
250 _a1st
260 _aNew Delhi
_bScholar Tech Press
_c2017
300 _a336p.[in various paging]
650 _aEnvironmental problems,Commerce
690 _aEnvironmental problems,Commerce
908 _aT
942 _2ddc
_cBK