Churchill, Ruel Vanse. <br/><br/>
Complex variables and applications 

 - 2 ed. 
 - New York :  McGraw-Hill,  1960 
 - 297 p 
<br/><br/><label>LCCN: </label>23677 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Variables complejas.
<br/><br/><label>Dewey Class. No.: </label>515.9  / C48