| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Gurdjieff in Action | Hardcover | 978-90-72395-40-5 | 2003 | |
| Gurdjieff in Action | " | 978-0-04-294117-2 | 1980 | |
| No Easy Immortality | " | 978-0-04-200032-9 | 1979 | |
| Ouspensky: The Unsung Genius | " | 978-0-04-294122-6 | 1981 | |
| Radio Communication | " | 978-0-273-36164-0 | 1972 | P.J. Reyner |
| Radio Communication | Paperback | 978-0-273-36165-7 | 1972 | " |
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