Drucker, P. F. (1992). Managing for the future: The 1990s and beyond. Oxford: Butterworth-Heinemann.
シカゴスタイル引用形Drucker, Peter F. Managing for the Future: The 1990s and Beyond. Oxford: Butterworth-Heinemann, 1992.
MLA引用形式Drucker, Peter F. Managing for the Future: The 1990s and Beyond. Oxford: Butterworth-Heinemann, 1992.
警告: この引用は必ずしも正確ではありません.