Artikel Jurnal
Hayashida, Akiko, author
Universitas Indonesia, 2002
UI - Tesis (Membership)
edited by Daniel Bell and Irving Kristol
Basic Books, 1981
Buku Teks
Aditya Andika Putra, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2016
Artikel Jurnal
Insor, D., author
Frederick A.Praeger, 1963
Buku Teks