Cassesse, Antonio, author
Yayasan Obor Indonesia , 1993-1994
Buku Teks
Universitas Indonesia, 2008
UI - Skripsi (Open)
Ryand, author
2014
UI - Skripsi (Membership)
PIRD, 2001
Buku Teks
Lubis, Todung Mulya, author
Pustaka Sinar Harapan, 1983
Buku Teks