Underhill, Brian O.
Executive coaching for results : the definitive guide to developing organizational leaders
Berrett-Koehler Publishers, Inc., 2007
 Buku Teks
Johansen, Bob
Leaders make the future : ten new leadership skills for an uncertain world
Berrett-Koehler, 2012
 Buku Teks
Baldoni, John, 1952-
12 steps to power presence: how to assert your authority to lead
[American Management Association, ], 2010
 eBooks
Frigon, Normand L.
The leader : developing the skills & personal qualities you need to lead effectively / Normand L. Frigon and Harry K. Jackson
N.Y. American Management Association , 1996
 Buku Teks
Downey, Diane
Assimilating new leaders: the key to executive retention
[American Management Association, ], 2001
 eBooks