DATA communications, networks, and systems / 
[edited by] Thomas C.Bartee 
 - New Delhi  BPB pub.  1985 
 - 359 p. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>114392 
<br/><br/><label>Dewey Class. No.: </label>519.96  / DAT