Nijkamp. P. <br/><br/>
Environmental policy analysis: operational methods and models 
by P. Nijkamp 
 - Chichester  John Wiley  1980 
 - 283p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy - Mathematical models
<br/><br/><label>Dewey Class. No.: </label>O911 N582