Berry, Jeffrey M.,  1948- <br/><br/>
Lobbying for the people :  the political behavior of public interest groups / 
by Jeffrey M. Berry 
 - Princeton, N.J. :  Princeton University Press,  1977 
 - x, 331 p. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 307-319. 
<br/><br/><label>LCCN: </label>77-071973 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lobbying--United States<br/>Pressure groups--United States<br/>Public interest--United States