International Monetary Fund. (2001). Tonga: Statistical Appendix. International Monetary Fund.
Citazione stile Chigago Style (17a edizione)International Monetary Fund. Tonga: Statistical Appendix. Washington, D.C.: International Monetary Fund, 2001.
Citatione MLA (8a ed.)International Monetary Fund. Tonga: Statistical Appendix. International Monetary Fund, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.