Janda, Kenneth
The challenge of democracy : government in America 1999-2000 update
Houghton Mifflin, 2000
Buku Teks
Burlingame, Roger
Benjamin Franklin the first-Mr. American
The New American Library of World Literature , 1955
Buku Teks SO
Jones, Charles O.
An introduction to the study of public policy
Brooksm, 1977
Buku Teks
Rivalitas kekuasaan presiden dan legislatif dalam sistem presidentil Amerka Serikat analisis pendekatan konstitusional
Artikel Jurnal
Lyons, Eugene
Herbert Hoover : a biography
Doubleday, 1948
Buku Teks SO