Holtom, Daniel Clarence, 1884-1962
Kegan Paul, 1938
Buku Teks
Holtom, Daniel Clarence, 1884-1962
Paragon, 1963
Buku Teks
Helen Susanti
Sekolah Kajian Stratejik dan Global Universitas Indonesia, 2012
UI - Tesis Membership
Picken, Stuart D.B.
Kodansha International , 1980
Buku Teks
Routledge, 2018
Buku Teks SO