Parker, George E.
Prentice-Hall, 1988
Buku Referensi
Parker, George E., author
Prentice-Hall, 1988
Buku Referensi
Brady, George S., author
McGraw-Hill, 1997
Buku Referensi
Poe, Roy W., author
McGraw-Hill, 1988
Buku Teks
Seglin, Jeffrey L., author
[American Management Association, American Management Association], 2002
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