000			00317nam a2200145Ia 4500
020			_a978-0-07-061194-8
250			_a2nd ed.
365			_b395
942			_cBK
654			_a
245			_aOperating systems _bA concept-based approach
260			_aNew Delhi _c2008
082			_a005.43
300			_bPb _axviii, 789
999			_c346172 _d346172
041			_aeng