000			00370nam a2200133Ia 4500
020			_a0074635794
082			_a005.43 _bDHA
100			_aDhamdhev, D.M
245			_aSystems programming and operating system
250			_a2nd _b9th Reprint, 2005
260			_aNew Delhi _bTata McGraw Hill _c1998
300			_a711p.
650			_aComputer Science891 \\ _aDisc Operating System
999			_c1696 _d1696