Frank, R. e. a. (2022). PRINCIPLES of macro economics. McGraw-Hill.
芝加哥风格引文Frank, Robert et al. PRINCIPLES of Macro Economics. McGraw-Hill, 2022.
MLA引文Frank, Robert et al. PRINCIPLES of Macro Economics. McGraw-Hill, 2022.
警告：这些引文格式不一定是100％准确.
APA引文