PAYNE, Claire BOWKER, J. M. REED, Patrick C. <br/><br/>
The Economic Value of Wilderness  

 - Estados Unidos  Usada  1992 
 - 330 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>VALOR ECONOMICO<br/>METODOS
<br/><br/><label>Universal Decimal Class. No.: </label>502.7 PAY