Smidak, E.F.
Avenira Foundation for Research of Human Society, 1996
Buku Teks
Maxwell, Kenneth E.
Dickenson , 1973
Buku Teks
edited by Gwen Bell
Hawaii University Press, 1976
Buku Teks
Voice of American Forum Lectures, 1968
Buku Teks
Sumardi, author
Program Pascasarjana Universitas Indonesia, 1989
UI - Tesis (Membership)