Roberts, Richard L.,   1949- <br/><br/>
Warriors, merchants, and slaves   the st ate and the economy in the Middle Niger Valley, 1700-1914 /   [electronic resource] : 
Richard L. Roberts. 
 - Stanford, Calif. :   Stanford University Press,   1987. 
 - xii, 293 p. :   maps ;   23 cm. 
 - ACLS Humanities E-Book. .
<br/><br/>  Originally presented as the author's thesis, University of Toronto, 1978. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><br/> Electronic text and image data. <br/> Ann Arbor, Mich. : <br/> University of Michigan, Michigan Publishing, <br/> 2006. <br/> Includes both TIFF files and keyword searchable text. <br/> ([ACLS Humanities E-Book]) <br/> Mode of a ccess: Intranet. <br/> This volume is made possible by a grant from the An drew W. Mellon Foundation. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Geographic Terms: </label><br/> Mali-- Economic conditions.<br/> Niger River Valley-- Economic conditions.<br/> Mali-- History.