Underhill, Brian O.
Executive coaching for results : the definitive guide to developing organizational leaders
Berrett-Koehler Publishers, Inc., 2007
 Buku Teks SO
Harvard business review on developing leaders
Harvard Business School Press, 2004
 Buku Teks SO
Thomas, Susan J.
Developing thought leaders: career development
American Society for Training and Development Press, 2004
 eBooks
Downey, Diane
Assimilating new leaders: the key to executive retention
[American Management Association, ], 2001
 eBooks
Bruce, Anne
Leaders start to finish: a road map for developing and training leaders at all levels
American Society for Training & Development Press, 2001
 eBooks