Duffin, William John. <br/><br/>
Electricity and magnetism / 
W. J. Duffin. 
 - 4th ed. 
 - London :  McGraw-Hill,  1990. 
 - xix, 437 p. :  ill. 
<br/><br/><label>ISBN: </label>007707209X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electricity.<br/>Magnetism.