Jones, Antoinette M. Barrett, author
Foris Publications, 1984
Buku Teks
Miles, Douglas.
Centre for Asian Studies, University of Sydney, 1976
Buku Teks
Sheila Mirah Tiara, author
Fakultas Hukum Universitas Indonesia, 2013
UI - Skripsi (Membership)
Philip Allan, 1990
Buku Teks
Robinson, Marguerite S., author
Cambridge University Press, 1975
Buku Teks