Sweet & Maxwell, 2011
Buku Teks
Sitanggang, Regina Cinda Gloria, author
Fakultas Hukum Universitas Indonesia, 2020
UI - Skripsi (Membership)
Institute for Contemporary Studies, 1979
Buku Teks
Olson, Charles L., author
Scott, Foresman, 1983
Buku Teks
Seglin, Jeffrey L., author
Amacom, 1996
Buku Referensi