Harvey, Clare G., author
Thorsons, 1995
Buku Referensi
Moloney, James Clark, author
Charles E. Tuttle, 1964
Buku Teks
Ria Shaumi Widyanisa, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2012
UI - Skripsi (Membership)
Restu Prasetyo Adi, Author
2016
UI - Skripsi (Membership)
Semitta Bungamega, author
Universitas Indonesia, 2019
UI - Skripsi (Membership)