Drucker, P. (1992). Managing for the future: The 1990s and beyond. TMH.
Chicago Style (17. basım) AtıfDrucker, Peter. Managing for the Future: The 1990s and Beyond. New delhi: TMH, 1992.
MLA (9th ed.) AtıfDrucker, Peter. Managing for the Future: The 1990s and Beyond. TMH, 1992.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..