Valderrama, L. (2009). Political risk aversion. International Monetary Fund.
芝加哥风格引文Valderrama, Laura. Political Risk Aversion. [Washington, D.C.]: International Monetary Fund, 2009.
MLA引文Valderrama, Laura. Political Risk Aversion. International Monetary Fund, 2009.
警告：这些引文格式不一定是100％准确.