Dr Knapp, Brian <br/><br/>
Simply electricity/ 

 -  CVP Books,  2014 
 - 23 pages  29 cm 
<br/><br/> Color illustrations 
<br/><br/> Junior 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>9781782780250 
<br/><br/><label>Dewey Class. No.: </label>J 537 KNAP