000			00414nam a2200145Ia 4500
008			220217s9999||||xx |||||||||||||| ||und||
020			_a9781259064753
082			_a005.71 FOR
100			_aForouzan, Behrouz, A _92010
245		0	_aData communications and networking
250			_a5
260			_aTata mcgraw hill _bNew Delhi _c2017
300			_aXXXVIII, 1226p. _b725
650			_aDATA COMMUNICATION _91124
999			_c187944 _d187944