000 00278nam a2200121Ia 4500
008 230401s2020 xx 000 0 eng d
082 _a628.505
100 _aGupta & Panday
245 0 _aEnvironmental Sciences
260 _bNIRALI
_c2020
300 _a84
942 _2ddc
_cPHARMACY
999 _c1938
_d1938