Bibliografía (14 obras)
Two parties-or more?
2002
Two parties--or more?
1998
The return of divided party government
1995
The passing of divided government
1993
Governing by consent
1992
Politics, parties, and elections in America
1987
Congress off the record
1983
The State of the Congress
1981
Vital statistics on Congress, 1980
1980
Analyzing government regulation
1978
Current politics: the way things work in Washington
1973
The politics of national convention finances and arrangements
1968
On Capitol Hill
1967
The Republicans and the metropolis
