00287pab a2200109 454500008004000000245005100040260000900091300001200100362000900112650002900121773002700150180718b1983   xxu||||| |||| 00| 0 eng d  aInterest groups and public policybA symposium  c1983  a599-752  aJune  aPressure Groups - U.S.A.  aPolicy Studies Journal