Gibson, Charles R. <br/><br/>
Foreign trade in the economic development of small nations:  the case of Ecuador / 
Charles R. Gibson. 
 - New York :  Praeger,  1971. 
 - xxii, 327 p. ; 
<br/><br/> A revision of the author's thesis, University of Pennsylvania, 1968. 
<br/><br/><label>ISBN: </label>EXBLIB2148 
<br/><br/><label>Dewey Class. No.: </label>382.0986607  / Fo