Simmonds, Andrew <br/><br/>
Data communications and transmission principles  : an introduction 

 - London  ; Macmillan Press  , 1997 
 - xi,308p. 
<br/><br/><label>ISBN: </label>0333646894  £17.99 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science<br/>Data Communication
<br/><br/><label>Dewey Class. No.: </label>004.6  / SIM