Roger Bollen

1989

• [ ] P.J. Funnybunny (Characters) 

1993

• [ ] P.J.'s Unfunnybunny Christmas (Characters) 

1997

• [ ] P.J. Funnybunny: A Very Cool Easter (Characters) 

1999

• [ ] Zenon: Girl of the 21st Century (Book) 

2001

• [ ] Zenon: The Zequel (Book) 

2004

• [ ] Zenon: Z3 (Book)