Humble, J. W. (1968). Improving business results (2nd ed.). McGraw-Hill.
シカゴスタイル引用形Humble, John W. Improving Business Results. 2nd ed. Berkshire: McGraw-Hill, 1968.
MLA引用形式Humble, John W. Improving Business Results. 2nd ed. McGraw-Hill, 1968.
警告: この引用は必ずしも正確ではありません.