Conrad, Jon M. <br/><br/>
Natural reource economics :  notes and problems. 

 - Cambridge :  University Press,  1987. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0521337690 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy.<br/>Natural resources.