Siebart, Horst  <br/><br/>
The resource sector in an open economy  / 

 - Berlin:  Springer-Verlag,  1984 
 - ix, 161p. Index 
 - Lecture notes in Economics and Mathematical Systems  v. 200 .
<br/><br/><label>Dewey Class. No.: </label>333.7  / Si571.RS