Culbertson, John Mathew <br/><br/>
Economic development: an ecological approach 

 - New York  Knopf  1971 
 - xii,305p.  22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic development
<br/><br/><label>LC Class. No.: </label>HD82.C77