Gray, Alexander <br/><br/>
Principles and practice of electrical engineering. 

 - 7th ed. 
 - New York :  McGraw-Hill,  1955. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrotecnia
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>621.3