Campbell, Peter,  1949- <br/><br/>
Permanent magnet materials and their application 
Peter Campbell. 
 - Cambridge  Cambridge University Press  1994 
 - x, 207 pages. : illustrations. ; 24 cm. 
<br/><br/><label>ISBN: </label>0521249961  RM145.82 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Permanent magnets--Design and construction<br/>Magnetic materials