Michael Beer, & Beer, M. (2011). Higher ambition: How great leaders create economic and social value. Boston, Mass.: Harvard Business Review Press.
Chicago Style aipamenaMichael Beer, và Michael Beer. Higher Ambition: How Great Leaders Create Economic and Social Value. Boston, Mass.: Harvard Business Review Press, 2011.
MLA aipamenaMichael Beer, và Michael Beer. Higher Ambition: How Great Leaders Create Economic and Social Value. Boston, Mass.: Harvard Business Review Press, 2011.
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