Flaherty, J. E. (2002). Peter Drucker: Shaping the Managerial Mind. Jossey-Bass.
Chicago-čujuhus (17. p.)Flaherty, John E. Peter Drucker: Shaping the Managerial Mind. San Francisco, Calif: Jossey-Bass, 2002.
MLA-čujuhus (9. p.)Flaherty, John E. Peter Drucker: Shaping the Managerial Mind. Jossey-Bass, 2002.
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