000			00392nam a2200145Ia 4500
008			220217s9999||||xx |||||||||||||| ||und||
020			_a9780070634145
082			_a005.71 FOR
100			_aForouzan, Behrouz, A _92010
245		0	_aData communications and networking
250			_a4th
260			_aTata mcgraw hill _c2011
300			_axxxiv;1134 _b460
650			_aCOMPUTER NETWORK
999			_c182055 _d182055