Bone, Hugh A.
Party committees and national politics
University of Washington Press, 1958
Buku Teks
Bone, Hugh A.
American politics and the party system
McGraw-Hill, 1965
Buku Teks SO
Jupp, James
Australia party politics
London Melbourne University Press 1964
Buku Teks
Burns, James McGregor
Four-party politics in America
Prentice-Hall, 1963
Buku Teks
Australian Party Politics
Buku Teks