Housley, Trevor <br/><br/>
Data communications & teleprocessing systems  [Books]. 
Trevor, Housley. 
 - 2nd. ed. 
 - Englewood Cliffs  Prentice-Hall.  1987 
 - Pages: 474 
<br/><br/><label>ISBN: </label>0131973932  0.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Computer networks.
<br/><br/><label>Dewey Class. No.: </label>TK/5105.5  / HOU