Kula, Erhun. <br/><br/>
Economics of natural resources and the environment / 
Erhun Kula. 
 - 1st ed. 
 - London ;  New York :  Chapman & Hall,  1994. 
 - xiii, 287 p. :  ill. ; 
<br/><br/><label>ISBN: </label>0412363305 0442313497 (USA) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural resources--Mathematical models.<br/>Environmental economics--Mathematical models.
<br/><br/><label>LC Class. No.: </label>HC21  / .K887 1994 
<br/><br/><label>Dewey Class. No.: </label>333.7