| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| June 1979 |
|
The Two Faces of Tomorrow | Del Rey / Ballantine | Novel | |
| June 1979 |
|
The Two Faces of Tomorrow | Del Rey / Ballantine | Novel | |
| November 1980 |
|
The Two Faces of Tomorrow | Del Rey / Ballantine | Novel | |
| December 1982 |
|
The Two Faces of Tomorrow | Del Rey / Ballantine | Novel | |
| November 1984 |
|
The Two Faces of Tomorrow | Del Rey / Ballantine | Novel | |
| November 1984 |
|
The Two Faces of Tomorrow | Del Rey / Ballantine | Novel |