APA引文
Samuelson, P. A., & William D. Nordhaus. (2007). Economics (18 th ed.). Tata McGraw-Hill.
芝加哥风格引文
Samuelson, Paul A., 与 William D. Nordhaus. Economics. 18 th ed. New Delhi: Tata McGraw-Hill, 2007.
MLA引文
Samuelson, Paul A., 与 William D. Nordhaus. Economics. 18 th ed. Tata McGraw-Hill, 2007.
警告：这些引文格式不一定是100％准确.