000			00512nam a2200181Ia 4500
008			240925s9999 xx 000 0 und d
020			_a81775811678
082			_a005.43 DEI
100			_aDeitel ,Harvey M.
245		3	_aAn Introduction to Operating Systems
250			_a2nd
260			_aNew Delhi: _bPearson Education _c,1990.
300			_axlii,450p. _bNA _fPhotocopy
500			_aIncludes Index
600			_aComputer Science
650			_aComputer science, information & general works
942			_cBK
999			_c9347 _d9347