000			00300nam a22001457a 4500
020			_a978818331630
082			_a005 _bkan
100			_aKanetkarYashwant
245			_aLet Us C
250			_a15th
260			_aNew Delhi _bB P R Publication _c2017
300			_a623p.
650			_aComputer
942			_cJ
999			_c243 _d243