edited by John Baylis and Steve Smith
Oxford University Press, 2006
Buku Teks
George, Jim
Lynne Reinner, 1994
Buku Teks
edited by John Eade
Routledge, 1997
Buku Teks
Beck, Ulrich
Malden, MA :Polity Press, 2005
Buku Teks
Said, Abdul Aziz
Prentice-Hall, 1995
Buku Teks