Bayer, Michael. <br/><br/>
Computer Telephony Demystified: Putting CTI, Media Services, and IP Telephony to Work 

 - NEW YORK  McGraw-Hill  0 
 - Xlviii+764p.,23X118C 
<br/><br/><label>ISBN: </label>0071359877 
<br/><br/><label>Dewey Class. No.: </label>621.385 B358