International Monetary Fund. (1999). Tonga: Statistical Annex. International Monetary Fund.
Chicagoスタイル(17版)引用形式International Monetary Fund. Tonga: Statistical Annex. Washington, D.C.: International Monetary Fund, 1999.
MLA(8版)引用形式International Monetary Fund. Tonga: Statistical Annex. International Monetary Fund, 1999.
警告: この引用は必ずしも正確ではありません.