Here are a few book titles on psychotherapy, energy work, and related topics.
Energy Psychology:
The Promise of Energy Psychology: Revolutionary Tools for Dramatic Personal Change by David Feinstein, Donna Eden, and Gary Craig
Instant Emotional Healing: Acupressure for the Emotions by George Pratt and Peter Lambrou
The Enneagram:
The Enneagram: Understanding Yourself and the Others in Your Life by Helen Palmer
The Tao of Chaos: Essence and the Enneagram by Stephen H. Wolinsky, Ph.D.
Psychotherapy:
The Deepest Well: Healing the Long-Term Effects of Childhood Adversity by
Nadine Burke Harris, M.D.
Focusing by Eugene T. Gendlin, Ph.D.
Body-Centered Psychotherapy: The Hakomi Method: The Integrated Use of Mindfulness, Nonviolence and the Body by Ron Kurtz
Waking the Tiger: Healing Trauma: the innate capacity to transform overwhelming experiences by Peter A. Levine with Ann Frederick
The Drama of the Gifted Child: The Search for the True Self by Alice Miller
Achilles in Vietnam: Combat Trauma and the Undoing of Character by Jonathon Shay, M.D., Ph.D.
Trances People Live: Healing Approaches in Quantum Psychology by Stephen H. Wolinsky, Ph.D.
Reiki and Energy Work:
Energy Medicine: Balance Your Body's Energies for Optimum Health, Joy and Vitality by Donna Eden with David Feinstein
Quantum Touch: The Power to Heal by Richard Gordon
Reiki: A Comprehensive Guide by Pamela Miles
Essential Reiki: a Complete Guide to an Ancient Healing Art by Diane Stein
Touch for Health: A Practical Guide to Natural Health Using Acupressure Touch and Massage by John Thie, D.C.