Eric S. Belsky, Christopher E. Herbert, Jennifer H. Molinsky, editors
Brookings Institution Press, 2014
Buku Teks
Routledge, 1993
Buku Teks
Anthony Rizal, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1993
UI - Skripsi (Membership)
Borodzicz, Edward P., author
John Wiley & Sons, 2005
Buku Teks
Regester, Michael, author
Kogan Page, 1997
Buku Teks