000 00462nam a22001817a 4500
005 20230516113955.0
008 230406b |||||||| |||| 00| 0 eng d
020 _a9788121927642
041 _aeng
082 _a363.707
_bAST
100 _aAsthana,D.K.
245 _aA Textbook Of Environmental Studies
_cBy D.K.Asthana
250 _a2nd Ed
260 _aNew Delhi
_bS.Chand & Co.Ltd
_c2012
300 _a398P
650 _aEnvironmental Studies
942 _cBK
999 _c1445
_d1445