Laino, J <br/><br/>
The Telephony Tutorials    A Practical Guide for Managing Business Telecomunications Resources.  [Book] 

 - Canada  Telecom Books  2000 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>1578200598 
<br/><br/><label>Subjects--Topical Terms: </label><br/>The Telephony Tutorials : A Practical Guide for Managing Business Telecomunications Resources