Langsdorf, Alexander S. <br/><br/>
Priciples of direct-current machines 

 - New York :   McGraw-Hill,   1959. 
 - 363 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MAQUINAS ELECTRICAS<br/>MAQUINAS DE CORRIENTE CONTINUA<br/>MOTORES
<br/><br/><label>Universal Decimal Class. No.: </label>621.313.2