000			00351nam a2200133Ia 4500
008			240913s9999||||xx |||||||||||||| ||und||
082			_aGS 004 HAL/D
100			_aFred Halsall
245		0	_aData communications,Computer Networks and Open Systems
250			_a4 th
260			_bAddison Wesley _aCalifornia _c1985
300			_a907 p
942			_cBKS
999			_c6369 _d6369