Soros, George, author
PublicAffairs, 2002
Buku Teks
edited by John Eade
Routledge, 1997
Buku Teks
edited by Aseem Prakash and Jeffrey A. Hart
Routledge, 1999
Buku Teks
Mandle, Jay R., author
Cambridge, 2003
Buku Teks
Paul Kirkbride
John Wiley & Sons, 2001
Buku Teks