edited by Chang Yun-Shik, steven hugh Lee
Routledge, 2006
Buku Teks
Robinson, Michael Edison
University Hawaii Press, 2007
Buku Teks
Woodham, Jonatham M.
Oxford University Press, 1997
Buku Teks
edited by Jack A. Goldstone, Ted Robert Gurr, Farrokh Moshiri
Westview Press, 1991
Buku Teks
Black, C.E.
Alfred A. Knopf, 1961
Buku Teks