000			00366nam a2200133Ia 4500
008			220217s9999||||xx |||||||||||||| ||und||
020			_a0-07-463115-2
082			_a005.43 THO
100			_aThomas, Rebecca Yates, Jean
245		0	_aUser guide to the unix system
260			_aTata mcgraw hill _bNew Delhi _c2001
300			_b0
650			_aOperating systems
999			_c167912 _d167912