Guidance note on isolation and switching. 

 - [London]:   [Institution of Electrical Engineers],   [1992].  
 - vii, 30 p ;  30 cm. 
 -  2 .
<br/><br/> Edition 16 wiring regulations. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0852965362 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric wiring, Interior
<br/><br/><label>Dewey Class. No.: </label>621.31924