Pattern for rural reform: development potentialas of Northern and Eastern Mindanao
Solidaridad Publishing House, 1969
 Buku Teks
Cady, John F.
The roots of French imperialism in Eastern Asia
Cornell University Press, 1954
 Buku Teks
The Far Eastern Quarterly : review of Eastern Asia and the adjacent Pacific Islands
New York : The Far Eastern Assocation, Inc
 Majalah, Jurnal, Buletin
Clyde, Paul Hibbert
The Far East : a history of the impact of the West on Eastern Asia
Prentice-Hall, 1948
 Buku Teks
Clyde, Paul Hibbert
The Far East : a history of the impact of the West on eastern Asia
Prentice-Hall, 1960
 Buku Teks