Peterson, W. L. (1991). Principles of economics: Micro. Irwin.
Chicagoスタイル(17版)引用形式Peterson, Willis L. Principles of Economics: Micro. Homewood, Il.: Irwin, 1991.
MLA(9版)引用形式Peterson, Willis L. Principles of Economics: Micro. Irwin, 1991.
警告: この引用は必ずしも正確ではありません.