| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| February 1981 |
|
The Breaking of Northwall | Del Rey / Ballantine | Novel | |
| February 1981 |
|
The Breaking of Northwall | Del Rey / Ballantine | Novel | |
| October 1981 |
|
The Breaking of Northwall | Del Rey / Ballantine | Novel | |
| October 1984 |
|
The Breaking of Northwall | Del Rey / Ballantine | Novel | |
| February 1985 |
|
Die Zitadelle von Nordwall | Heyne | Novel | |
| February 1995 |
|
The Breaking of Northwall | Del Rey / Ballantine | Novel |