Preface (Report on Planet Three and Other Speculations)
| First published | January 1972 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| January 1972 |
|
Report on Planet Three and Other Speculations | Harper & Row | Nonfiction | xi |
| 1973 |
|
Report on Planet Three and Other Speculations | Corgi Books / Transworld Publishers | Nonfiction | [ix] |
| February 1973 |
|
Report on Planet Three and Other Speculations | Signet / New American Library | Nonfiction | ix |
| 1975 |
|
Report on Planet Three and Other Speculations | Corgi | Nonfiction | ix |
| 1977 |
|
Report on Planet Three and Other Speculations | Signet / New American Library | Nonfiction | ix |
| June 1982 |
|
Report on Planet Three and Other Speculations | Signet / New American Library | Nonfiction | ix |
| 1984 |
|
Report on Planet Three and Other Speculations | Pan Books | Nonfiction | ix |
| March 1985 | Report on Planet Three and Other Speculations | Berkley Books | Nonfiction | xi |