Sugiharto
2009
UI - Tesis Open
Edwards, Corwin D.
Press of Western Reserve University, 1956
Buku Teks
Harvard Business School Press, 2004
Buku Teks SO
Dow Jones Asia Dialogue, 1996
Buku Teks SO
edited by William Marshall, Chuck Alston and Tom Mirga
Rowman & Littlefield, 1997
Buku Teks SO