Não informado. (2000). The Least developed countries. United Nations.
Chicago-Zitierstil (17. Ausg.)Não informado. The Least Developed Countries. Geneva, Suíça: United Nations, 2000.
MLA-Zitierstil (8. Ausg.)Não informado. The Least Developed Countries. United Nations, 2000.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.