Lawrence, Ralph R. <br/><br/>
Principles of Alternating Currets 

 - 2a ed., 5a reimpr 
 - New York :   McGraw-Hill,   1935. 
 - xviii, 475 p. : gráf. ; 21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CORRIENTE ALTERNA
<br/><br/><label>Universal Decimal Class. No.: </label>621.3.025