Bayer, Michael.
Computer Telephony Demystified: Putting CTI, Media Services, and IP Telephony to Work - NEW YORK McGraw-Hill 0 - Xlviii+764p.,23X118C
0071359877
621.385 B358
Computer Telephony Demystified: Putting CTI, Media Services, and IP Telephony to Work - NEW YORK McGraw-Hill 0 - Xlviii+764p.,23X118C
0071359877
621.385 B358