Harvard Business School
Harvard Business Review Press, 2010
Buku Teks
Hale, Judith, author
Pfeiffer, 2004
Buku Teks
Cohen, Abner, author
Routledge & Kegan Paul, 1974
Buku Teks
Muhamad Syauqillah, author
Program Pascasarjana Universitas Indonesia, 2006
UI - Tesis (Membership)
edited by Michael Banton
Tavistock Publications, 1972
Buku Teks