Curtis, Bruce,  1950- <br/><br/>
William Graham Sumner / 
by Bruce Curtis 
 - Boston :  Twayne Publishers,  1981 
 - 186 p. :  port. ;  22 cm. 
 - Twayne's United States authors series ;  TUSAS 391 .
<br/><br/>Bibliography : p. 178 - 182 
<br/><br/><label>ISBN: </label>080577324X :  USD 14.50 
<br/><br/><label>Subjects--Personal Names: </label><br/>Sumner, William Graham, 1840-1910 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology--History--United States
<br/><br/><label>Dewey Class. No.: </label>301.0973