| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Scientific Research on Maharishi's Transcendental Meditation and TM-Sidhi Program: Collected Papers, Vol. 4 | 978-9O-7175O-O5-2 (9O-7175O-O5-1) | 1989 | Roger Chalmers · Geoffrey Clements · Hartmut Schenkluhn |