Riddell, J. Barry. <br/><br/>
The spatial dynamics of modernization in Sierra Leone: structure, diffusion, and response / 
[by] J. Barry Riddell. 
 - Evanston :  Northwestern University Press,  1970. 
<br/><br/>Bibliography: p. 133-139. 
<br/><br/><label>ISBN: </label>0810103095 
<br/><br/><label>LCCN: </label>75108134 //r822 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Migration, Internal -- Sierra Leone.--Migration, Internal -- Sierra Leone.<br/>Space in economics.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Sierra Leone -- Economic conditions -- 1961---Sierra Leone -- Economic conditions -- 1961---Sierra Leone -- Economic conditions -- 1961-
<br/><br/><label>LC Class. No.: </label>HC 517.S35 RID 1970.