Wilmerding, John. <br/><br/>
Andrew Wyeth :  the Helga pictures / 
 Helga pictures 
text by John Wilmerding. 
 - New York :  Abrams,  1987. 
 - 208 p. :  ill. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0810917882 
<br/><br/><label>LCCN: </label>86032037  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wyeth, Andrew, 1917-    --Criticism.<br/>Testorf, Helga--Portraits.<br/>Andrews, Leonard E. B.<br/>Art--Collectors and collecting.
<br/><br/><label>Dewey Class. No.: </label>759.13