Duncan, Tom <br/><br/>
GCSE Electronics/ 

 - London  John Murray  1989 
 - 180p.;  ill.; 
<br/><br/>includes index 
<br/><br/><label>ISBN: </label>0719546338 
<br/><br/><label>LC Class. No.: </label>TK7186  / .D85 1989