Harsall Fred <br/><br/>
Data communications and computer network and open systems 
Harsall Fred 
 - 4th 
 - New Delhi  Pearson  2003 
 - xvi,907p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data communications and computer network and open systems
<br/><br/><label>Dewey Class. No.: </label>001.64404 H196D