Kahn, James R. <br/><br/>
The Economic approach to environmental and natural resources / 
James R. Kahn. 
 - Orlando FL :  Dryden Press,  1995. 
 - XX, 503 s. :  il. , rys. , tab. , wykr. ;  24 cm. 
<br/><br/><label>ISBN: </label>0030963524