Damas, David
Ottawa Department of Nothern Affair and national resouces 1963
Buku Teks
Universitas Indonesia, 2004
UI - Tesis (Membership)
Research Center for Peace and Unification of Korea,
Majalah, Jurnal, Buletin
Williams, Alan., author
Engineering Press, 2000
Buku Referensi
Artikel Jurnal