Studies in international environmental economics 
edited by Ingo Walter.  
 - New York [etc.]  John Wiley  cop. 1976.  
 - XII, 364 p.  il.  24 cm. 
<br/><br/><label>ISBN: </label>0471919276 (cart.) 9780471919278 (cart.) 
<br/><br/><label>LC Class. No.: </label>HC79.P55  / S95 1975