Lewis, Jenny, author
Vermilion, 1995
Buku Referensi
Weaver, James L., author
Springer, 2012
eBooks
Alschuler, Lise N., author
Celestial Arts, 2010
Buku Teks
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2005
UI - Skripsi (Membership)
Niebuhr, Reinhold, author
Nisbet, 1947
Buku Teks