Robbins, Stephen P., author
Pearson Education International, 2005
Buku Teks
Robbins, Stephen P., author
Prentice-Hall, 2002
Buku Teks
Robbins, Stephen P., author
Prentice Hall International, 2002
Buku Teks
Hodgetts, Richard M., author
Harcourt Brace Jovanovanovich, 1988
Buku Teks
Stoner, James A.F. (Arthur Finch), author
Prentice Hall International, 1978
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