Drucker, P. F. (2006). Classic Drucker: Essential wisdom of Peter Drucker from the pages of Harvard Business Review. Harvard Business Review Book.
Citace podle Chicago (17th ed.)Drucker, Peter Ferdinand. Classic Drucker: Essential Wisdom of Peter Drucker from the Pages of Harvard Business Review. Boston, Mass: Harvard Business Review Book, 2006.
Citace podle MLA (9th ed.)Drucker, Peter Ferdinand. Classic Drucker: Essential Wisdom of Peter Drucker from the Pages of Harvard Business Review. Harvard Business Review Book, 2006.
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