000 00301nam a2200121Ia 4500
005 20260205052132.0
008 260111s9999||||xx |||||||||||||| ||und||
100 _aSharma, B.K.
245 0 _aObjective question bank in chemistry
260 _aMerrut
_bKrishna
_c1994
300 _a[v.p.]
942 _cBK
999 _c109252
_d109252