M. Karjadi, author
Politea, 1976
Buku Teks
Universitas Indonesia, 1991
UI - Skripsi (Membership)
Universitas Indonesia, 2004
UI - Skripsi (Membership)
Anderson, Malcolm
Clarendon Press, 1989
Buku Teks
Ryzza Dharma, author
Universitas Indonesia, 2012
UI - Skripsi (Open)