Bibliografía (9 obras)
Boost Your Brainpower
2017
Improve your brain power
2004
Hermine Hase sucht ein Zuhause.
2003
Pumpkin moon
2001
Fengxinzi shan de tu zi = The bunny of Bluebell Hill
2000
The bunny of Bluebell Hill
1999
The lonely scarecrow
Bunny of Bluebell Hill
1998
