Williamson, Harold F., author
The growth of the American economic
Prentice-Hall, 1951
 Buku Teks
Krooss, Herman Edward, 1912-1975, author
American economic development
Prentice-Hall, 1955
 Buku Teks
Rienow, Robert
American problems today / Robert Rienow
D.C.Heath and Company, 1958
 Buku Teks
Cuber, John F
Problems of American society: values in conflict
Henry Holt And Company, 1951
 Buku Teks
Farley, John E., author
American social problems : an institutional analysis
Prentice-Hall, 1987
 Buku Teks
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