Berry, Jeffrey M.,  1948- <br/><br/>
The interest group society / 
Jeffrey M. Berry 
 - 5th ed 
 - New York :  Longman,  c2009 
 - xiii, 267 p. :  ill. ;  21 cm 
<br/><br/>Includes bibliographical references (p. 241-252) and index 
<br/><br/><label>ISBN: </label>0673525112 
<br/><br/><label>LCCN: </label>96002313 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pressure groups--United States
<br/><br/><label>LC Class. No.: </label>JK1118  / .B395 1997 
<br/><br/><label>Dewey Class. No.: </label>322.430973