Trade and the environment  selected essays of Alistair M.  Ulph 
Alistair M. Ulph.  
 - Cheltenham, UK. ;  Northampton, MA  Edward Elgar  c1999.  
 - xxvi, 262 p.  ill.  24 cm. 
<br/><br/>Includes bibliographical references and index.  
<br/><br/><label>ISBN: </label>1840640847 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy.<br/>International trade--Environmental aspects.