Ryff Peter F <br/><br/>
Electrical machines and transformers    Principles and applications.      
Ryff Peter F 
 -  1987 
<br/><br/><label>Standard No.: </label>19677 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>D66,8, M7