Watkins, A. J. <br/><br/>
Electrical installation calculations :  advanced for technical certificate and NVQ level 3 / 
A. J. Watkins, Chris Kitcher 
 - 7th ed. 
 - Amsterdam  :  Newnes ,  2009 
 - 210 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>9781856176644 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric wiring--Problems, exercises, etc.