Environmental policy in the 1990s 
edited by Norman J. Vig, Michael E. Kraft. 
 - 2nd ed. 
 - Washington D.C.  CQ Press  1993. 
 - p. cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0871877651  32.95 0871877392 (pbk.)  24.95 
<br/><br/><label>LCCN: </label>93002116  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy--United States.<br/>Environmental policy
<br/><br/><label>LC Class. No.: </label>HC110.E5  / E49876 1993 
<br/><br/><label>Dewey Class. No.: </label>363.7/056/0973