Capie, David
ISEAS, 2007
Buku Referensi
Jusuf Wanandi
Centre for Strategic and International Studies, 1979
Buku Teks
The National Institute for Defense Studies, 2010
Buku Teks
The National Institute for Defense Studies, 2011
Buku Teks
The National Institute for Defense Studies
National Institute for Defense Studies, 2013
Buku Teks