000			00356nam a2200145Ia 4500
008			230312s9999||||xx |||||||||||||| ||und||
020			_a9780470886588
082			_a005.447 _bTHO-W
100			_aTomsho,Greg
245		0	_aGuide to Operating systems
260			_bWiley _aUSA _c2011
300			_a556
650			_aComputer _vOperating Systems
942			_cBK
999			_c16478 _d16478