LEADER 01251nas 22004453a 450 001 996204674103316 005 20181031053234.4 011 $a2161-8690 035 $a(OCoLC)60622261 035 $a(CKB)954921361470 035 $a(CONSER)--2011200686 035 $a(MiAaPQ)42191 035 $a(EXLCZ)99954921361470 100 $a20050614b19932009 --- a 101 0 $aeng 135 $aurun||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aTelephony 210 3 $aNew York, N.Y. $cPenton Media 210 $aChicago, U.S.A. $cChambers-McMeal Co 215 $avolumes $cillustrations ;$d31 cm 300 $aBeginning in 1990 one issue per month called: Global telephony. 300 $aImprint varies. 311 $a0040-2656 517 3 $aGlobal telephony 531 $aTELEPHONY FOR TODAYS COMPETING NETWORK MARKET 606 $aTelephone$vPeriodicals 606 $aTelephone$2fast$3(OCoLC)fst01146231 606 $aTelefonie$2gtt 608 $aPeriodicals.$2fast 615 0$aTelephone 615 7$aTelephone. 615 17$aTelefonie. 676 $a621 906 $aJOURNAL 912 $a996204674103316 996 $aTelephony$92209558 997 $aUNISA