Seth, M. (1997). Principles of economics (31st ed.). Lakshmi Narain Agarwal.
シカゴスタイル引用形Seth, M.L. Principles of Economics. 31st ed. Agra: Lakshmi Narain Agarwal, 1997.
MLA引用形式Seth, M.L. Principles of Economics. 31st ed. Lakshmi Narain Agarwal, 1997.
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