Artikel Jurnal
Andi Hamzah, author
Gramedia, 1984
Buku Teks
Yuniasih Dwi Astuti, author
Fakultas Eknonomi dan Bisnis Universitas Indonesia, 2019
UI - Tesis (Membership)
Simanjuntak, Frenky, author
Transparecncy International, 2008
Buku Referensi
Simanjuntak, Frenky, author
Transparency International, 2008
Buku Teks