Watkins, Albert James  1925- <br/><br/>
Electrical installation calculations / 
A.J. Watkins. 
 - 3rd ed. 
 - London:   Edward Arnold,   1980-.  
 - 3 v. :  ill. ;  19 cm. 
<br/><br/> With answers 
<br/><br/><label>ISBN: </label>0713134224 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric apparatus and appliances--Installation--Mathematics--Great Britain<br/>Electric apparatus and appliances--Installation--Handbooks, manuals, etc.--Great Britain
<br/><br/><label>Dewey Class. No.: </label>621.31924