Pressure groups 
edited by Jeremy J. Richardson. 
 - Oxford  Oxford University Press  1993. 
 - 272 pages ;    22 cm. 
 - Oxford readings in politics and government .
<br/><br/>Bibliography: p. 254-258 
<br/><br/><label>ISBN: </label>0198780524 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Pressure groups