Ladd, Carll Everett
The American polity the people and their government/ Everett Carll Ladd.
W.W. Norton , 1987
 Buku Teks SO
Greenstein, Fred I.
The American party system and the American people
Prentice-Hall, 1970
 Buku Teks SO
Graebner, Norman A.
A history of the American people
McGraw-Hill, 1975
 Buku Teks SO
Bailey, Thomas Andrew, 1902-1983
A diplomatic history of the American people
Prentice-Hall, 1980
 Buku Teks SO
Miller, Herman Phillip
Income of the American people
John Wiley & Sons, 1955
 Buku Teks