Samuelson, P. A. (2017). Economics (19th.). McGraw Hill.
芝加哥风格引文Samuelson, Paul A. Economics. 19th. New Delhi: McGraw Hill, 2017.
MLA引文Samuelson, Paul A. Economics. 19th. McGraw Hill, 2017.
警告：这些引文格式不一定是100％准确.
APA引文
Samuelson, P. A. (2017). Economics (19th.). McGraw Hill.
芝加哥风格引文Samuelson, Paul A. Economics. 19th. New Delhi: McGraw Hill, 2017.
MLA引文Samuelson, Paul A. Economics. 19th. McGraw Hill, 2017.