Drucker, P. (1992). Managing for the future: The 1990s and beyond. TMH.
Chicagoスタイル(17版)引用形式Drucker, Peter. Managing for the Future: The 1990s and Beyond. New delhi: TMH, 1992.
MLA(9版)引用形式Drucker, Peter. Managing for the Future: The 1990s and Beyond. TMH, 1992.
警告: この引用は必ずしも正確ではありません.