Cummings, RG <br/><br/>
Valuing Environmental Goods: An Assesment Of The contigent v 

 - Maryland  Rowmann And Littelfield Publishers Inc.  1986 
 - xii,270p,hard 
<br/><br/><label>ISBN: </label>0 8476 7448 7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cost Effectiveness<br/>Public Goods
<br/><br/><label>Dewey Class. No.: </label>363/Cum