Brennan, Niall, 1918-2005, author
Hill Publishing, 1972
Buku Teks
Gilchrist, Michael, author
Dove Communications, 1982
Buku Teks
Ellard, Gerald
Loyola University Press, 1956
Buku Teks
Jeane Sushinta Ariefyani, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2000
UI - Skripsi (Membership)
Reno Amrih Rahadjeng, author
Fakultas Hukum Universitas Indonesia, 2003
UI - Skripsi (Membership)