Cross, Wilbur
Prentice encyclopedic dictionary of business terms
Prentice-Hall, 1995
 Buku Referensi
Statt, David A.
Concise dictionary of business management
Routledge, 1999
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Kurian, George Thomas
The AMA dictionary of business and management
Amacom, 2013
 Buku Referensi
Kurian, George Thomas
The AMA dictionary of business and management
[American Management Association, ], 2013
 eBooks
Kramer, Melinda G.
Prentice Hall handbook for writers
Prentice-Hall, 1995
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