000			00327nam a2200145Ia 4500
008			170519s9999 xx 000 0 und d
041			_aEnglish
082			_a005.432/DAS/UNI
100			_aSUMITABHA DAS
245			_aUNIX _bCONCEPTS AND APPLICATION
260			_c2006
300			_c650P
650			_aCOMPUTER
942			_cBK
999			_c85166 _d85166