000 00349nam a2200145Ia 4500
003 LIB
008 220901s2019 xx 000 0 eng d
082 _a628 KAT
100 _aKatual, Manoj
245 0 _aTextbook of Environmental Science
260 _bR. Narain
_c2019
_aAgra
300 _a160
650 _aEnvironmental Science
942 _2ddc
_cBK
_01
999 _c8533
_d8533