APA ציטוט

Drucker, P. F. (1992). Managing for the future: The 1990s and beyond. Oxford: Butterworth-Heinemann.

Trích dẫn kiểu Chicago

Drucker, Peter F. Managing for the Future: The 1990s and Beyond. Oxford: Butterworth-Heinemann, 1992.

ציטוט MLA

Drucker, Peter F. Managing for the Future: The 1990s and Beyond. Oxford: Butterworth-Heinemann, 1992.