Conrad Jon M. <br/><br/>
Natural resource economics  notes and problems 
Jon M.Conrad and Colin W.Clark 
 - New York  Cambridge  20095324 
 - 228p. 
<br/><br/> Inc.indexes 
<br/><br/><label>ISBN: </label>0521331889 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics-natural resource
<br/><br/><label>LC Class. No.: </label>HC 59   / .C693 1987