Cochran, Thomas C.
Business in american life : a history / Thomas C. Cochran
McGraw-Hill, 1972
Buku Teks
Warner, W. Lloyd
Big business leaders in America
Harper & Brothers , 1955
Buku Teks
Mackoff, Barbara
The inner work of leaders : leadership as a habit of mind
American Management Association, 2001
Buku Teks
Asia business leaders: the Bangkok dialogue
Dow Jones Asia Dialogue, 1996
Buku Teks
Harvard business review on developing leaders
Harvard Business School Press, 2004
Buku Teks