Sawyer, Roger,  1931- <br/><br/>
Slavery in the twentieth century / 
Roger Sawyer. 
 - London ;  New York :  Routledge & Kegan Paul,  1986. 
 - xii, 274 p. ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. [253]-261. 
<br/><br/><label>ISBN: </label>0710204752 : 
<br/><br/><label>LCCN: </label>85030037  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Slavery--History--20th century.<br/>Indentured servants--History--20th century.<br/>Convict labor--History--20th century.
<br/><br/><label>LC Class. No.: </label>HT867  / .S29 1986 
<br/><br/><label>Dewey Class. No.: </label>306.3  / SAS 1986