Shlosberg, Matt, author
Business Expert, 2010
Buku Teks
Liff, Stewart, author
American Management Association;, 2010
eBooks
Anas Alhifni, author
Program Pascasarjana Universitas Indonesia, 2014
UI - Tesis (Membership)
Barnett, James, author
Secker & Warburg, 1981
Buku Teks
Lavigna, Robert J., author
[American Management Association, ], 2013
eBooks