Clark, Mary Jo
Prentice-Hall, 2003
Buku Teks SO
by Nigel Malin [and others]
Open University Press, 1999
Buku Teks SO
prepared by Narongchai Akrasanee [and others]
Centre for Strategic and International Studies, 1981
Buku Teks SO
ASEAN Studies Centre
Institute of South East Asia Studies, 2009
eBooks
Directorate of research and community engagement Universitas Indonesia, 2017
Majalah, Jurnal, Buletin