Mankiw, N. G., & Hakes, D. R. (2015). Principles of microeconomics: Study guide, seventh edition. Cengage Learning.
芝加哥风格引文Mankiw, N. Gregory, 与 David R. Hakes. Principles of Microeconomics: Study Guide, Seventh Edition. Stamford, CT: Cengage Learning, 2015.
MLA引文Mankiw, N. Gregory, 与 David R. Hakes. Principles of Microeconomics: Study Guide, Seventh Edition. Cengage Learning, 2015.
警告：这些引文格式不一定是100％准确.