Universitas Indonesia, 1997
UI - Skripsi (Membership)
The National Identity Board
The National Identity Board, 1995
Buku Referensi
Parish, Matthew, author
Edward Elgar, 2011
Buku Teks
Koivurova, Timo, author
Rotledge, 2014
Buku Teks
McGregor, Lynn, 1944-, author
Palgrave, 2000
Buku Teks