Electrotecnia general /   2 
Franz Moeller, Th Werr 
 - 1a ed. 
 - Barcelona :  Labor,  1949 
 -  367 p. ; fig. ; tab. ;    23 cm. 
 -  2 .
<br/><br/><label>Subjects--Index Terms: </label><br/>ELECTROTECNIA 
<br/><br/><label>LC Class. No.: </label> / M 61 
<br/><br/><label>Universal Decimal Class. No.: </label>621.313