Comic Compilations:

Le Petit Monde de Liz (Delcourt) available here

The Little World of Liz , in English (Running press 2014) available for pre-order at  Amazon and Barnes & Noble

The Little World of Liz, in German (Lübbe summer 2015) available for pre-order here

Picture Books:

Rory the Dinosaur (Little, Brown 2015)

Rory the Dinosaur, in Italian (Mondadori Ragazzi TBA)