Tapa blanda, 194 páginas
Idioma English
Publicado el 2010 por David Fickling Books.
Tapa blanda, 194 páginas
Idioma English
Publicado el 2010 por David Fickling Books.
When Jim and Charlie overhear two of their teachers talking in a secret language and the two friends set out to solve the mystery, they do not expect the dire consequences of their actions.