Violent conflicts in Indonesia
 Buku Teks
Islam, Iyanatul
Asia-Pacific economies : a survey
Routledge, 1996
 Buku Teks SO
Ethnic conflicts in Southeast Asia
edited by Kusuma Snitwongsa and W. Scott Thompson
ISEAS, 2005
 Buku Teks SO
Millard, Thomas F.
Conflict of policies in Asia
George Allen and Unwin, 1924
 Buku Teks
Weathering the storm : the economies of Southeast Asia in the 1930s depression
edited by Peter Boomgaard, Ian Brown
Institute of Southeast Asian Studies , 2000
 Buku Teks SO