000			00353nam a2200145Ia 4500
008			231207s9999 xx 000 0 und d
041			_aeng
082			_a005.43/STA
100			_aW. Stallings
245			_aOperatig System
250			_a2009 6th Ed.
260			_bPearson Edu. South Asia
300			_aPB/822
650			_aComnputer Program Language
999			_c948322 _d948322