Carter, Gwendolen M.
Government and politics in the twentieth century
Praeger, 1973
 Buku Teks
Transformations in twentieth century Korea
edited by Chang Yun-Shik and Steven Hugh Lee
Routledge, 2006
 Buku Teks
Transformations in twentieth century Korea
edited by Chang Yun-Shik, steven hugh Lee
Routledge, 2006
 Buku Teks
Ideology and politics in twentieth century China
edited by King-yuh Chang
Institute of International Relations, National Chengchi University, 1988
 Buku Teks
Federspeil, Howard M
Persatuan Islam : Islamic reform in twentieth century Indonesia
Cornell University, Modern Indonesia Priject, 1970
 Buku Teks