Spiegel, Murray R. <br/><br/>
Variable compleja 

 - 2a ed. 
 - México MX  McGraw-Hill  2011 
 - 373 p. 
<br/><br/><label>ISBN: </label>978-607-15-0551-4 
<br/><br/><label>Dewey Class. No.: </label>515.9  / S75