Cordaid-CRS, 2003
Buku Referensi
Jurnal Hukum Internasional: Indonesian Journal of International Law, Vol. 3 No. 1 Oktober 2005 : 48-59, 2005
Artikel Jurnal
Bois, W.E.B. Du
Harcourt, Brace and Company, 1945
Buku Teks
edited by Charles Webel and Jorgen Johansen
Routledge, 2012
Buku Teks
Artikel Jurnal