Arthur, Diane, author
[American Management Association, ], 2006
eBooks
Arthur, Diane, author
[American Management Association, ], 2012
eBooks
Phillips, Jack J.
Jossey-Bass Publishers, 1987
Buku Teks
Caruth, Donald L., author
Praeger, 2009
Buku Teks
Levesque, Joseph D., author
Prentice-Hall, 1996
Buku Referensi