Written August 1976 for circulation by the US Information Service. This version printed in Spaceflight, vol. 18, no. 12, December 1976, pp. 429, 431.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| February 1984 |
|
1984: Spring / A Choice of Futures | Del Rey / Ballantine | Nonfiction | 126 |
| July 1984 |
|
1984: Spring - A Choice of Futures | Granada | Nonfiction | 137 |