ILO , 1973
Buku Teks
Tris Widodo, author
Universitas Dharmawangsa, 2016
Artikel Jurnal
Universitas Indonesia, 2004
UI - Skripsi (Membership)
Hadi Gunawan, author
Universitas Indonesia, 2007
UI - Tesis (Membership)
Ketaren, Davina M.P., author
Fakultas Hukum Universitas Indonesia, 2007
UI - Tesis Membership