| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| December 1990 |
|
Comet in Moominland | Farrar, Straus and Giroux | Novel | |
| September 1991 |
|
Comet in Moominland | Sunburst / Farrar, Straus and Giroux | Novel | |
| July 2008 |
|
Comet in Moominland | Paw Prints | Novel |