Penketh, J. R. <br/><br/>
Light current applications 3 checkbook / 
J.R. Penketh. 
 - London  Butterworths  1983. 
 - 95p.  ill.  20 cm. 
 - Butterworths technical and scientific checkbooks .
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0408006870  RM28.70 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric engineering.