| title | ISBN-13 | year of publication |
|---|---|---|
| Chinese Mystics | 978-0-06-068832-5 | 1973 |
| Purgatory's Gate | 978-0-515-14267-9 | 2007 |
| Taoist Tales | 978-0-451-61650-0 | 1973 |
| Total Meditation: Mind Control Techniques for a Small Planet in Space | 978-0-02-067900-4 | 1978 |
| Unfinished Man: An Exploration Of Life Beyond Dreams And Drugs | 978-0-529-04556-0 | 1972 |
| Whisper | 978-1-55817-509-9 | 1991 |
HarperCollins · Jove · Macmillan · Pinnacle · Signet