000 00426nam a2200157Ia 4500
005 20260205064231.0
008 260111s9999||||xx |||||||||||||| ||und||
020 _a9788178441535
082 _a574.5 Sh23E
100 _aSharma, Raj Kumar
245 0 _aEnvironmental science
260 _aNew Delhi
_bK.K. pub.
_c2018
300 _a424p.
690 _aEnvironmental science ;Environmental pollution ;Ecology
942 _cBK
999 _c199445
_d199445