HANDBOOK OF data communications. 

 - New Delhi  Bookmen Associates       1984 
 - 497p.  cm. 
<br/><br/><label>Standard No.: </label>38133 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>D65,4g, M4      RR