Potts, Bill <br/><br/>
Simple modem book 

 -   Prentice - Hall of India, Pvt. ltd., New Delhi  1997 
 - 273 
<br/><br/><label>ISBN: </label>4065 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Kinds of hardware; Computer Networks
<br/><br/><label>Dewey Class. No.: </label>004.64  POT-S