000			00376nam a2200133Ia 4500
008			240913s9999||||xx |||||||||||||| ||und||
082			_aGS 004.6 FOR/I
100			_aBehrouz forouzan,catherine, and Sophia
245		0	_aIntroduction to data communications and networking
250			_aNULL
260			_bTata McGraw Hill _aNew Delhi _c1998
300			_a714 p
942			_cBKS
999			_c6367 _d6367