Stephen Larsen, PhD, The Healing Power of Neurofeedback: The revolutionary lens technique for restoring optimal brain function
Jane Buckle. Clinical Aromatherapy: Essential Oils in Practice, 2nd ed.
Doc Childre and Deborah Rozman. Transforming Stress: The HeartMath Solution for Relieving Worry, Fatigue, and Tension
Martin L. Rossman. Guided Imagery for Self-Healing: An Essential Resource for Anyone Seeking Wellness, 2nd. ed.
Steve Alexander and Karen Alexander. Crop Circle Year Book 2005