Open University <br/><br/>
Principles of electricity ECF 2301: book 3, blocks 6, 7 and 8 

 - Nugegoda  Open University  1993 
 - 139 p. 
<br/><br/><label>ISBN: </label>_ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electricity
<br/><br/><label>Dewey Class. No.: </label>537  / OPE