000 00468nam a2200181Ia 4500
003 OSt
008 210901s2019 xx 000 0 eng d
020 _a9789381075449
082 _a628 ANJ
100 _aAnji Reddy M
245 0 _aTextbook of Enviromental Science and Technology
250 _a1
260 _aHydera Bad
_bBS Publications
_c2019
300 _a319
440 _aUG_BE *DPT_HBS **ADDVOL2021-22
650 _aEnvironmental Science
942 _2ddc
_cBK
_06
999 _c560
_d560