Silalahi, Bajogi Leo, author
Universitas Indonesia, 2002
UI - Skripsi (Membership)
Universitas Indonesia, 2005
UI - Skripsi (Membership)
Lazareff, Serge
A.W.Sitjhoff, 1971
Buku Teks
I Gusti Agung Putra Trisnajaya, author
Fakultas Hukum Universitas Indonesia, 2012
UI - Skripsi (Open)
Garnham, David
Ballinger Publishing Company, 1988
Buku Teks