000 00292nam a2200109Ia 4500
008 220120s9999||||xx |||||||||||||| ||und||
100 _aFlood, J.E
245 0 _aTelecommunication switching
260 _aPearson education
_bNew York
_c2006
300 _aXXVI1142
_b0
650 _aCOMPUTER SCIENCE
999 _c132351
_d132351