Bullard, E. John (Edgar John),  1942- <br/><br/>
Mary Cassatt :  oils and pastels / 
by E. John Bullard. 
 - New York :  Watson-Guptill Publications,  [1972]. 
 - 87 p. :  col. ill. ;  29 cm. 
<br/><br/> Bibliography: p. 8. 
<br/><br/><label>ISBN: </label>0823005690 
<br/><br/><label>Subjects--Personal Names: </label><br/>Cassatt, Mary, 1844-1926.