Pangesti
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1993
UI - Skripsi Membership
Zhang, Shengyou
Intercontinental Press, 2008
Buku Teks
Morin, Relman
Alfred A. Knopf, 1960
Buku Teks
Nolan, Maura
Cambridge University Press, 2009
eBooks
Ikeda, Daisaku, 1928-
Founder of Soka University, [date of publication not identified]
Buku Teks