Clifton, Carl Stephen. <br/><br/>
Data communications   
by Carl Stephen Clifton. 
 - New York  Marcel Dekker  1987 
 - ix, 152p. 
 - What every engineer should know about  V.19 .
<br/><br/><label>ISBN: </label>0824775341 
<br/><br/><label>Dewey Class. No.: </label>001.64044  / N87;1