Inka Setiorini Roebiono, author
1997
UI - Skripsi (Membership)
Cadwell, Charles M., author
[American Management Association;, ], 1997
eBooks
Adair, John, author
Bumi Aksara, 1985
Buku Teks
Zara Ambadar, author
1989
UI - Skripsi (Membership)
McCoy, Charles W., author
Prentice-Hall, 2004
Buku Teks