000			00584nam a2200229Ia 4500
001			22067
005			20250221151716.0
008			250214s9999||||xx |||||||||||||| ||und||
020			_a817808442
100			_aStallings, William
245		0	_aData and computer communications
250			_a6
260			_aNew Delhi
260			_bPearson Education
260			_c2000
300			_axx, 809p.
650			_aCommunication network
650			_aComputer networks--Data communications
650			_aData communications
650			_aNetwork--Data communications
942			_cBK
999			_c38028 _d38028