Hutabarat, Evangelina
Tinjauan yuridis regulasi sistem verifikasi legalitas kayu Indonesia terkait perjanjian kemitraan tata kelola sektor kehutanan dengan Uni Eropa dalam perdagangan internasional = Legal analysis of Indonesia timber legal assurance system pursuant to voluntary partnership agreement of forest law enforcement governance and trade between Indonesia and European Union in international trade
Universitas Indonesia, 2016
 UI - Tesis (Membership)
Mermin, Samuel
Law and the legal system; an introduction
Little, Brown, 1973
 Buku Teks
Friedman, Lawrence M., 1930-
The legal system: a social science perspective
Russel Sage Foundation, 1977
 Buku Teks
Eddy Damian
Indonesia`s formal legal system: an introduction
Comparative Study of Law, 1972
 Buku Teks
Eddy Damian
Indonesia`s formal legal system an introduction
Alumni, 1992
 Buku Teks