Bergstrom, John C., <br/><br/>
Resource economics :  an economic approach to natural resource and environmental policy / 
John C. Bergstrom and Alan Randall. 
 - Fourth edition. 
 - x, 461 pages :  illustrations ;  24 cm. 
<br/><br/><label>ISBN: </label>9781784717940  RM218.88 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural resources.<br/>Environmental policy.