Allan, D. <br/><br/>
Electronical installations:   NVQ and technical certificate book 1.  

 - London:  Heinemann,  2008 
 - 351p.:  ill.;  28cm. 
<br/><br/><label>ISBN: </label>978-0-435467-04-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic wiring-mathematics<br/>Buildings-electronic equpment-intallation.
<br/><br/><label>LC Class. No.: </label>TK3221.A57