Introduction to materials: Transformer core 

 - Milton Keynes  Open University Press  1974 
 - 90p. 
<br/><br/><label>ISBN: </label> UKP 2.50 
<br/><br/><label>Source: </label> UKP 2.50 
<br/><br/><label>Dewey Class. No.: </label>620.1 INT