HELD,  Gilbert <br/><br/>
Data communications testing and troubleshooting 

 -  Indianapolis, IN : Howard W. Sams  1988 
 - 225 p. 
<br/><br/><label>ISBN: </label>0000672226162 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission : comptuer networks
<br/><br/><label>Dewey Class. No.: </label>004.6  / H24