Berry, Jeffrey M.,  1948- <br/><br/>
Lobbying for the people :  the political behavior of public interest groups / 
Jeffrey M. Berry. 
 - Princeton, N.J. :  Princeton University Press,  1977. 
 - x, 331 p. ; 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. [307]-319. 
<br/><br/><label>ISBN: </label>0691639765 
<br/><br/><label>LCCN: </label>77071973  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public interest groups--United States.
<br/><br/><label>LC Class. No.: </label>JK1118  / .B47