Black, Uyless <br/><br/>
Voice Over IP  Eng. 
Black, Uyless 
 - 2nd. 
 - New Jersey  PHI  2002 
 - xix, 330 p. :  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer
<br/><br/><label>Dewey Class. No.: </label>004.6  / BLA-V 2002 454