Percival, Robert V <br/><br/>
Environmental regulation : law, science, and policy 
Robert V. Percival ... [et al.] 
 - 6th ed 
 - New York ; Austin  Aspen Publishers, Wolters Kluwer Law & Business  2009 
 - xxxiii, 1302 p. : ill. ; 26 cm 
<br/><br/> Includes bibliographical references (p. xxxi-xxxiii) and index 
<br/><br/><label>ISBN: </label>9780735584624 
<br/><br/><label>ISSN: </label>2009027868 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental law<br/>Environmental law - United States<br/>Environmental law - United States - Cases<br/>Environmental policy - United States<br/>Environmental protection
<br/><br/><label>Dewey Class. No.: </label>344.73046 Per