Halsall, Fred <br/><br/>
Data communications, computer networks and open systems 

 - 3rd ed. 
 - Singapore  Addison Wesley  1999 
 - xvi,907p.;  24cm. 
<br/><br/><label>ISBN: </label>9788178080987 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>001.64404  / HAL