000 00263nam a2200097Ia 4500
008 230421s9999 xx 000 0 eng d
100 _aSoni (Umesh Kumar)
245 0 _aComputer Saksarata Avam Prarambhim Anuprayog
260 _bShiksha Prakashan
942 _2ddc
_cBED
999 _c21903
_d21903