000			00419nam a2200145Ia 4500
008			180713s9999 xx 000 0 und d
082			_a004.6 F1:1
100			_a"Forouzan, Behrouz A "
245		0	_aComputer Networks
260			_aNewdelhi
260			_b Tata Mcgraw
260			_c2015
365			_b500
942			_cBK
999			_c113452 _d113452