Langsdorf,Alexnder S. <br/><br/>
Theory of alternating current machinery 
Alexnder S. Langsdorf 
 - 2nd ed. 
 - New Delhi  Tata McGra-Hill  1955 
 - xix,666 p.  
<br/><br/> Includes Index 
<br/><br/><label>Dewey Class. No.: </label>TBB D66,6   / J5