- *Mörk vinter* (1989)
- *Rött regn* (1990)
- *Black Snow* (1991)
- *Den sista draken (1992)
- *Ormprinsen (1994)
- *Isprinsessan (1995)
- *The Prophecy (1996)
- *Amuletten (1997)
- *Balken (1998)
- *Svärdet (1999)
Facklitteratur
- *En guide till rollspel* (1981)
- *The World of Dungeons &Dragons* (1984)
- *The Complete Book of Elves* (1986)
- *The Complete Book of Dwarves* (1988)
- *The Complete Book of Orcs* (1990)
- *The History of Middle-earth* (1992)
- *The Art of Middle-earth* (1995)
- *The Maps of Middle-earth* (1997)
- *The Tolkien Companion* (1999)
- *J.R.R. Tolkien:A Biography* (2000)