Field, David <br/><br/>
Fire the phone company : a handy guide to voice over IP 

 -  Peachpit  2006 
<br/><br/><label>ISBN: </label>9780321384867 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Internet telephony
<br/><br/><label>Dewey Class. No.: </label>621.398