000 00239nam a22001217a 4500
003 SGT
082 _bKHE
100 _aKHERA, H.C.
245 _aINORGANIC CHEMISTRY
260 _bPRAGATI PRAKASHAN
_c2019
300 _a216
942 _2ddc
_cBK
999 _c15707
_d15707