Physics  basic electromagnetism -block B 

 - 2nd  
 - Nawala  The Open University of Sri Lanka  1995 
 - 213p.  29cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PHYSICS<br/>ELECTRICITY AND ELECTRONICS
<br/><br/><label>Dewey Class. No.: </label>537  / OPE