Hughes,David <br/><br/>
Environmental law. 
David Hughes 
 - 3rd ed. 
 - London  Butterworths  1996 
 - xxxix, 628 p.:  23cm. 
<br/><br/> Includes bibliographical references and index.<br/> 
<br/><br/><label>ISBN: </label>0-406-08179-4