000			00327nam a2200133Ia 4500
005			20260413100448.0
008			230516s9999||||xx |||||||||||||| ||und||
100			_aFloyd,JE
245		0	_aTelecommunication Switching,Traffic & Network
260			_bDelhi,Pearson _c2015
300			_a310
942			_cGB
999			_c1439 _d1439