| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| November 1991 |
|
Foundation's Edge | Bantam Spectra | Novel | |
| 1992 |
|
Foundation's Edge | Doubleday | Novel | |
| May 1996 |
|
Foundation's Edge | Bantam Spectra | Novel | |
| September 2001 |
|
The Art of Stephen Youll: Paradox | Paper Tiger | Nonfiction | 81 |
| September 2004 |
|
Foundation's Edge | Bantam Spectra | Novel | |
| August 2006 |
|
Space Cadets Handbook | Southern California Institute for Fan Interests | Nonfiction | 129 |
| June 2008 |
|
Foundation's Edge | Paw Prints | Novel |