Villalobos Céspedes, D. (2015). Production cost, prices and income of firms.
シカゴスタイル引用形Villalobos Céspedes, Daniel. Production Cost, Prices and Income of Firms. 2015.
MLA引用形式Villalobos Céspedes, Daniel. Production Cost, Prices and Income of Firms. 2015.
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