Ash, Robert B. <br/><br/>
Complex variables / 
Robert B. Ash. 
 - New York :  Academic Press,  1971. 
 - viii, 255 p. 
<br/><br/><label>ISBN: </label>0120652501 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functions of complex variables.<br/>Mathematics.