Erhard, L. (1963). The economics of success. London: Thames And Hudson.
シカゴスタイル引用形Erhard, Ludwig. The Economics of Success. London: Thames And Hudson, 1963.
MLA引用形式Erhard, Ludwig. The Economics of Success. London: Thames And Hudson, 1963.
警告: この引用は必ずしも正確ではありません.