The City of Dreaming Books The City of Dreaming Books
2008
The Labyrinth of Dreaming Books The Labyrinth of Dreaming Books
2013
The Alchemaster's Apprentice The Alchemaster's Apprentice
2009
The 13 1/2 Lives of Captain Blue Bear The 13 1/2 Lives of Captain Blue Bear
2006
Rumo Rumo
2007
Rumo & His Miraculous Adventures Rumo & His Miraculous Adventures
2007
The 13½ Lives of Captain Bluebear: A Novel (The Zamonia Series) The 13½ Lives of Captain Bluebear: A Novel (The Zamonia Series)
2010
The City of Dreaming Books (The Zamonia Series) The City of Dreaming Books (The Zamonia Series)
2010
Rumo & Die Wunder im Dunkeln Rumo & Die Wunder im Dunkeln
2023
Die 13 ½ Leben des Käpt'n Blaubär Die 13 ½ Leben des Käpt'n Blaubär
2013
Rumo & His Miraculous Adventures: A Novel in Two Books (The Zamonia Series) Rumo & His Miraculous Adventures: A Novel in Two Books (The Zamonia Series)
2010
Die Stadt der Träumenden Bücher Die Stadt der Träumenden Bücher
2023