Froehlich, Andrew <br/><br/>
CCNA voice study guide 
Andrew Froehlich 
 - Indianapolis, IN  Wiley Pub  c2010 
 - xli, 602 p. : ill. ; 24 cm.: + 1 CD-ROM 
<br/><br/><label>ISBN: </label>9780470527665 
<br/><br/><label>ISSN: </label>2009047259 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Internet telephony - Examinations - Study guides
<br/><br/><label>Dewey Class. No.: </label>004.695 FRO