Graaff, J. V. (1967). Theoretical welfare economics. University Press.
シカゴスタイル引用形Graaff, J.De V. Theoretical Welfare Economics. Cambridge: University Press, 1967.
MLA引用形式Graaff, J.De V. Theoretical Welfare Economics. University Press, 1967.
警告: この引用は必ずしも正確ではありません.