000			00325nam a2200133Ia 4500
008			221231s9999 xx 000 0 und d
100			_aDas, Sumitabha _92481
245		0	_aUNIX Concepts and Applications
260			_bTata McGraw-Hill
260			_c1998
300			_a565
650			_aComputer Science _92482
942			_cBE_BK
999			_c2544 _d2544