000 00306nam a2200133Ia 4500
100 _aSharma/ M.C.
650 _aElectrical Engineering
942 _cBK
654 _aTimer
245 _a555 Timer & its applications
260 _bBusiness promotion pub.
_aDelhi
_c1978
300 _a44
546 _aENGLISH
999 _c33070
_d33070