Gregori Thomas R De <br/><br/>
Technology and the economic development of the tropical African frontier 
Gregori Thomas R De 
 - Cleveland  Western Reserve Univerasity       1969 
<br/><br/><label>Standard No.: </label>219,816 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ECONOMICS
<br/><br/><label>Dewey Class. No.: </label>X:2750gF.6.N7, K9