Simanjuntak, Tumpak, author
1987
UI - Skripsi (Membership)
Sijabat, Charles Roy Martua, author
Universitas Indonesia, 2007
UI - Skripsi (Membership)
Universitas Indonesia, 2002
UI - Skripsi (Membership)
Artikel Jurnal
Zulnasari, author
Fakultas Hukum. Universitas Indonesia, 1988
UI - Skripsi (Membership)