Allen, Scott J.
The little book of leadership development : 50 ways to bring out the leader in every employee
American Management Association, 2011
 Buku Teks
The ASTD leadership handbook
Elaine Biech, editor
American Society for Training & Development, 2010
 eBooks
Goldsmith, Marshall
The AMA handbook of leadership
American Management Association, 2010
 eBooks
White, B. Joseph
The nature of leadership: reptiles, mammals, and the challenge of becoming a great leader
American Management Association, 2007
 eBooks
Deming, Vasudha Kathleen
The big book of leadership games : quick, fun activities to improve communication, increase productivity, and bring out the best in your employees
McGraw-Hill, 2004
 Buku Teks