Drucker, P. F. (2003). People and performance: The best of Peter Drucker on management. Harvard Business School Press.
Chicago-viite (17. p.)Drucker, Peter F. People and Performance: The Best of Peter Drucker on Management. Boston, Mass.: Harvard Business School Press, 2003.
MLA-viite (8. p.)Drucker, Peter F. People and Performance: The Best of Peter Drucker on Management. Harvard Business School Press, 2003.
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