Kennedy, George. <br/>
Electronic communication system. 

 - 4th 
 - New York  Tata McGraw-Hill Publishing Company.  1999 
 - 24 cm.  763  page  1  24 cm. 
<br/><br/><label>ISBN: </label>0-02-800592-9 
<br/><br/><label>Standard No.: </label> Available 
<br/><br/><label>Source: </label> Availble 
<br/><br/><label>Subjects--Personal Names: </label>
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>621.382 KEE