Magnon Rosauro Wilson Moeljono Adikoesoemo, author
Program Pascasarjana Universitas Indonesia, 1987
UI - Tesis (Membership)
Duke University Press,
Majalah, Jurnal, Buletin
Short, Raymond W., author
Henry Holt and Company, 1954
Buku Teks
Wachner, Clarence W., author
Macmillan, 1963
Buku Teks
Kirby, David K., author
Gale Research, 1975
Buku Referensi