Penketh, J. R. <br/><br/>
Electronic power control for technicians / 
J.R. Penketh 
 - London :  Butterworths,  1982 
 - 96 p. :  ill. ;  25 cm. 
 - Butterworth's technician series .
<br/><br/><label>ISBN: </label>0408011548 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric engineering