Penketh J R <br/><br/>
Electronic power control for technicians. 
Penketh J R 
 -  1982 
<br/><br/><label>Standard No.: </label>130320 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>D66, M2