PETERSON, W. L. (1979). Principles of economics micro. Richard D. Irwin.
芝加哥风格引文PETERSON, Willis L. Principles of Economics Micro. Homewood: Richard D. Irwin, 1979.
MLA引文PETERSON, Willis L. Principles of Economics Micro. Richard D. Irwin, 1979.
警告：这些引文格式不一定是100％准确.