Wootton, Graham. <br/><br/>
Interest-groups/ 
by Graham Wootton 
 - Englewood Cliffs, N.J.,  : Prentice-Hall  ,1970 
 - 116 p.  illus. 
 - Foundations of modern political science series .
<br/><br/><label>ISBN: </label>0134692470 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pressure groups.
<br/><br/><label>Dewey Class. No.: </label>329.03 WOO/I