[naskah, Yohanna M.L. Gultom ... and others]
Justice for the Poor, World Bank, 2008
Buku Teks
Dewi Nursita, author
Universitas Indonesia, 2001
UI - Skripsi (Membership)
Mohammad Taufik Makarao, author
Rineka Cipta , 2013
Buku Teks
Universitas Indonesia, 1991
UI - Skripsi (Membership)
Aldella Dijaya Putri, author
2017
UI - Skripsi (Membership)