Kolchin, Peter <br/><br/>
Unfree labor :   American slavery and Russian serfdom 

 - The Bolknap Press of Harvard University Press 
 - 517 p. ;   23 cm 
<br/><br/><label>ISBN: </label>674920988 
<br/><br/><label>Dewey Class. No.: </label>330.947/K831u/ 08.1.211