Velmurugan, P. (2009). Export credit insurance: Opportunities and challenges.
芝加哥风格引文Velmurugan, PS. Export Credit Insurance: Opportunities and Challenges. New Delhi, 2009.
MLA引文Velmurugan, PS. Export Credit Insurance: Opportunities and Challenges. 2009.
警告：这些引文格式不一定是100％准确.