Artikel Jurnal
Jessica Beatrice Tenda, author
2015
UI - Tesis (Membership)
Geraldi Eka Raditya Putra, author
Fakultas Hukum Universitas Indonesia, 2015
UI - Skripsi (Membership)
Robinson, Kathryn, author
Routledge, 2009
Buku Teks
Ranney, Austin, author
Harcourt, Brace and Company, 1956
Buku Teks