Adams, M. G. 2016. Change Your Questions, Change Your Life: 12 Powerful Tools for Leadership, Coaching, and Life, 3rd edition. San Francisco: Berrett-Koehler.
Berger, W. 2019. The Book of Beautiful Questions: The Powerful Questions That Will Help You Decide, Create, Connect, and Lead. London: Bloomsbury Publishing.
Bethanis, S. J. 2004. Leadership Chronicles of a Corporate Sage: Five Keys to Becoming a More Effective Leader. New York: Kaplan Business.
Bianco-Mathis, V., and L. Nabors. 2017. Everyday Coaching: Using Conversation to Strengthen Your Culture. Alexandria, VA: ATD Press.
Bolles, R. N. 2019. What Color Is Your Parachute?: A Practical Manual for Job-Hunters and Career Changers. Berkeley, CA: Ten Speed Press.
Bolton, R. 1986. People Skills: How to Assert Yourself, Listen to Others, and Resolve Conflicts. New York: Touchstone.
Brown, B. 2015. Daring Greatly: How the Courage to Be Vulnerable Transforms the Way We Live, Love, Parent, and Lead. New York: Avery.
Buckingham, M., and D. O. Clifton. 2001. Now, Discover Your Strengths. New York: Free Press.
Carson, R. D. 2003. Taming Your Gremlin: A Surprisingly Simple Method for Getting Out of Your Own Way. New York: Quill.
Collins, J. 2001. Good to Great: Why Some Companies Make the Leap… and Others Don’t. New York: Collins Business.
Doyle, J. S. 1999. The Business Coach: A Game Plan for the New Work Environment. New York: John Wiley & Sons.
Flaherty, J. 2010. Coaching: Evoking Excellence in Others, 3rd edition. St. Louis, MO: Butterworth-Heinemann.
Friedman, S. D. 2014. Total Leadership: Be a Better Leader, Have a Richer Life. Boston: Harvard Business Press.
Gebelein, S., et al. (and the consultants of PDI Ninth House). 2010. Successful Manager’s Handbook: Develop Others, Coach Yourself, 8th edition. Roswell, GA: PDI Ninth House.
Goldsmith, M. 2007. What Got You Here Won’t Get You There. New York: Hachette Books.
———. 2015. Triggers: Creating Behaviors That Last: Becoming the Person You Want to Be. New York: Crown Business.
Goleman, D. 2005. Emotional Intelligence: Why it Can Matter More Than IQ. New York: Bantam.
Greenberg, S. 1998. Say Yes to Life: A Book of Thoughts for Better Living. Lanham, MD: Jason Aronson.
Greiner, N. 2018. The Art of Executive Coaching: Secrets to Unlock Leadership Performance. Alexandria, VA: ATD Press.
Grunfeld, N. 2006. The Big Book of Me: Creating the Life You Want. London: Short Books.
Katie, B. 2002. Loving What Is: Four Questions That Can Change Your Life. With S. Mitchell. New York: Harmony Books.
Kipfer, B. A. 2015. 4,000 Questions for Getting to Know Anyone and Everyone, 2nd edition. New York: Random House.
Klaus, P. 2003. Brag! The Art of Tooting Your Own Horn Without Blowing It. New York: Warner Business Books.
Lombardo, M. M., and R. W. Eichinger. 1989. Eighty-Eight Assignments for Development in Place. Greensboro, NC: CCL Press.
———. 2015. Twenty-Two Ways to Develop Leadership in Staff Managers (Putting Ideas Into Action). Minneapolis: Lominger.
Lucas, R. 1994. Coaching Skills: A Guide for Supervisors. New York: McGraw-Hill.
Marcus, T., and E. Marcus. 2009. It’s Okay to Play! 30 Days to a Ridiculously Wonderful Life. North Charleston, SC: Booksurge Publishing.
Marquardt, M.J. 2014. Leading with Questions: How Leaders Find the Right Solutions by Knowing What to Ask, 2nd edition. San Francisco: Jossey-Bass.
McCauley, C. D. 2006. Developmental Assignments: Creating Learning Experiences Without Changing Jobs. Greensboro, NC: CCL Press.
McFarlane, E., and J. Saywell. 2002. The Big Book of If 1,2,3: Questions for the Game of Life and Life. New York: Random House.
McKay, M., M. Davis, and P. Fanning. 2018. Messages: The Communications Skills Book, 4th edition. Oakland, CA: New Harbinger Publications.
Montesol Johnson, Shana. 2019. “Peer Coaching: The Wave of the Future.” TD at Work. Alexandria, VA: ATD Press.
Nelson, B. 2012. 1,005 Ways to Reward Employees. New York: Workman Publishing.
———. 2018. 1,001 Ways to Engage Employees: Help People Do Better What They Do Best. New York: Weiser.
Oberstein, S. 2003. Beyond Free Coffee & Donuts: Marketing Training and Development. With J. Alleman. Alexandria, VA: ASTD Press.
Porter, S., K. J. Porter, and C. Bennett. 1998. Me, Myself & I, Inc.: 10 Steps to Career Independence. Manassas Park, VA: Impact Publications.
Rosenberg, M. B. 2003. Nonviolent Communication: A Language of Life, 1st edition. Encinitas, CA: PuddleDancer Press.
———. 2015. Nonviolent Communication: A Language of Life, 3rd edition: Life-Changing Tools for Healthy Relationships. Encinitas, CA: PuddleDancer Press.
Salzberg, S. 2014. Real Happiness at Work: Meditations for Accomplishment, Achievement, and Peace. New York: Workman Publishing Company.
Stock, G. 2013. The Book of Questions: Revised and Updated. New York: Workman Publishing.
Wheatley, M. J. 2009. Turning to One Another: Simple Conversations to Restore Hope to the Future, 2nd edition. San Francisco: Berrett-Koehler.
Whitworth, Laura, Karen Kimsey-House, Henry Kimsey-House, and Phillip Sandahl. 2011. Co-Active Coaching: New Skills for Coaching, 3rd edition: Changing Business, Transforming Lives. Boston: Nicholas Brealey.