Lipsey, R. G. (1975). An introduction to positive economics. ELBS, Weidenfeld and Nicolson.
Chicagoスタイル(17版)引用形式Lipsey, Richard G. An Introduction to Positive Economics. London: ELBS, Weidenfeld and Nicolson, 1975.
MLA(9版)引用形式Lipsey, Richard G. An Introduction to Positive Economics. ELBS, Weidenfeld and Nicolson, 1975.
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