Conrad, Jon M. <br/><br/>
Natural resource economics :  notes and problems/ 
Jon M. Conrad and Colin W. Clark. 
 - Cambridge :  Cambridge University Press,  1987. 
 - x, 231 p. ; 
<br/><br/><label>ISBN: </label>0521331889 (hard covers) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy.
<br/><br/><label>Dewey Class. No.: </label>333.7  / Na