| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| August 1976 |
|
The Castle of Llyr | Dell Yearling | Novel | 7 |
| January 1981 |
|
The Castle of Llyr | Dell Laurel-Leaf | Novel | 7 |
| February 1983 |
|
The Castle of Llyr | Dell Laurel-Leaf | Novel | 7 |
| July 1983 |
|
The Castle of Llyr | Dell Laurel-Leaf | Novel | 7 |
| April 1985 |
|
The Castle of Llyr | Dell Laurel-Leaf | Novel | 7 |
| February 1986 |
|
La saga di Prydain | Editrice Nord | Omnibus | 313 |
| September 1991 |
|
The Prydain Chronicles | GuildAmerica Books / SFBC | Omnibus | 267 |
| May 1999 |
|
The Castle of Llyr | Henry Holt | Novel | viii |
| 2006 |
|
Die Prinzessin von Llyr | Weltbild | Novel | 6 |
| September 2010 |
|
The Castle of Llyr | Henry Holt | Novel | viii |