International Monetary Fund. (2003). Nigeria: Staff Report for the 2002 Article IV Consultation. International Monetary Fund.
芝加哥风格引文International Monetary Fund. Nigeria: Staff Report for the 2002 Article IV Consultation. Washington, D.C.: International Monetary Fund, 2003.
MLA引文International Monetary Fund. Nigeria: Staff Report for the 2002 Article IV Consultation. International Monetary Fund, 2003.
警告：这些引文格式不一定是100％准确.