Nifkamp, P, ed. <br/><br/>
Enviournmental economics 

 - Leiden  Martisus Nijhaff social science division  1976 
 - xi, 164 p. 
<br/><br/><label>ISBN: </label> FE28.75 
<br/><br/><label>Dewey Class. No.: </label>333.7 N582E