APA-viite (7. p.)

Zhan, Z., & York, R. (2009). Fiscal Vulnerability and Sustainability in Oil-Producing Sub-Saharan African Countries. International Monetary Fund.

Chicago-viite (17. p.)

Zhan, Zaijin, ja Robert York. Fiscal Vulnerability and Sustainability in Oil-Producing Sub-Saharan African Countries. Washington, D.C.: International Monetary Fund, 2009.

MLA-viite (8. p.)

Zhan, Zaijin, ja Robert York. Fiscal Vulnerability and Sustainability in Oil-Producing Sub-Saharan African Countries. International Monetary Fund, 2009.