Caristi,Anthony J. <br/><br/>
Electronic telephone projects / 
Caristi,Anthony J. 
 - 2nd ed. 
 - New Delhi:  BPB publications,  1989. 
 - viii,244p;24cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>06606671299437 
<br/><br/><label>Dewey Class. No.: </label>621.385 CAR