Godwin, Jack, author
American Management Association, 2009
eBooks
Neustadt, Richard E., author
The Free Press, 1990
Buku Teks
Bambang Nuroso
1995
UI - Tesis (Membership)
editor, Paul Boyer
Ivan R. Dee, 1900
Buku Referensi
Achmad Haikal Kurniawan, author
2017
UI - Skripsi (Membership)