Partial bibliography
* The Reiki Sourcebook, Bronwen and Frans Stiene, O Books, Hants, 2003, ISBN 1-903816-55-6
* The 'Reiki' Factor in The Radiance Technique(R), Dr. Barbara Ray, Radiance Associates (falsely claims to be the first book written on the "intact system", 1983; current Expanded Edition (c) 1992) ISBN 0-933267-06-1. A dogmatic rejection of everyone else but her own method.
* Original Reiki Handbook of Dr. Mikao Usui, Usui and Petter, Lotus Press, Twin Lakes, Wisconsin ISBN 0-914955-57-8
* The Japanese Art of Reiki, Bronwen and Frans Stiene, O Books, Hants, 2005, ISBN 1-905047-02-9
* REIKI TUMMO An Effective Technique For Health and Happiness, Irmansyah Effendi, Yayasan Padmajaya Press, first edition 2004, ISBN 979-98529-0-0
* Hayashi Reiki Manual: Traditional Japanese Healing Techniques from the Founder of the Western Reiki System, Petter, Yamaguchi and Hayashi, Lotus Press, Twin Lakes, Wisconsin ISBN 0-914955-75-6
* A-Z of Reiki, Bronwen and Frans Stiene, O Books, Hants, 2006, ISBN 1-905047-89-4
* Reiki Healer: A Complete Guide to the Path and Practice of Reiki, Ellyard, Lotus Press, Twin Lakes, Wisconsin ISBN 0-940985-64-0
* Human Hemoglobin Levels and Reiki (Journal of Holistic Nursing, 7(1)pp.47-54 1989)
* Biological correlates of Reiki touch healing, Wardell, D.W., Engebretson, J., J. Advanced Nursing, 33(4): 439-445 (2001)
* Spiritual Healing: Scientific Validation of a Healing Revolution, Daniel J. Benor, M.D., Vision Publications (MI) (December 2000) ISBN 1-886785-11-2
* Reiki For Dummies, Nina L Paul PhD, Wiley Publishing Inc, ISBN 0-7645-9907-0 (November 2005) ISBN 0-7645-9907-0
* Reiki Systems of the World, Oliver Klatt with Petter, Luebeck, Rand, Alexander, Furumoto, Mitchell and others, Lotus Press, Twin Lakes, Wisconsin, ISBN 0-914955-79-9
* Big Book of Reiki Symbols, Mark Hosak and Walter Luebeck, Lotus Press, Twin Lakes, Wisconsin ISBN 0-914955-64-0
* Complete Reiki Handbook, Luebeck, Lotus Press, Twin Lakes, Wisconsin, ISBN 0-941524-87-6
* Reiki: A Comprehensive Guide by Pamela Miles, Tarcher/Penguin (April 2006) ISBN 1-58542-474-9
* Spirit of Reiki, Luebeck, Petter & Rand, Lotus Press, Twin Lakes, Wisconsin ISBN 0-914955-67-5
* Reiki: Review of a Biofield Therapy-- Miles, P., True, G., Alternative Therapies in Health and Medicine (March/April 2003), 9(2) pp 62-72