Nieboer, Herman Jeremias,  1873- <br/><br/>
Slavery as an industrial system  ethnological researches / 
by H. J. Nieboer. 
 - 2ed. rev. ed. 
 - New York :  Burt Franklin,  1971. 
 - 474 p. :  ill. ;  21 cm. 
<br/><br/> Reprint of the 1910 ed. 
<br/><br/>Bibliography :p. 441-466. 
<br/><br/><label>ISBN: </label>0833725408 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Slavery.