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Broadway Books, 2000
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Drucker, Peter Ferdinand, 1909-2005
Harper & Brothers, 1957
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Davidson, Jamie S.
Cambridge University Press, 2018
Buku Teks
Deloitte Touche Tohmatso limited
Deloitte Touche Tohmatso limited, 2010
Buku Referensi
Chinese News Service, 1942
Buku Teks