Entwicklung und Zusammenarbeit,
Majalah, Jurnal, Buletin
Dac Hammarskjold foundation,
Majalah, Jurnal, Buletin
Harriss, John, author
Left world, 2001
Buku Teks
School of History, Politics and Strategic Studies. Faculty of Social Science and Humanities, University Kebangsanan Malaysia, 2004
Majalah, Jurnal, Buletin
Edited by: Howard J. Wiarda
Thomson, 2000
Buku Teks