Twentieth-century European drama
edited by Brian Docherty
Macmillan, 1994
Buku Teks
Gray, Richard, 1944-
American poetry of the twentieth century
Longman, 1991
Buku Teks
Braeman, John
American politics in the twentieth century
Thomas Y. Crowill, 1969
Buku Teks
Bonner, Thomas Neville
Our recent past : American civilization in the twentieth century
Prentice-Hall, 1963
Buku Teks
Hacker, Louis M.
The triumph of American capitalism : the development of forces in American history to the beginning of the twentieth century
McGraw-Hill, 1965
Buku Teks