Knowledge and Human Interests
Jürgen Habermas
Co-Create
David Nour
Drogen, Sucht und Hilfe. Neue Erkenntnisse der Suchtforschung ...
Peter Engert
A Theory of Everything
Kenneth E. Wilber
The Illustrated Maths Dictionary - 4th Edition
Judit de Klerk
Boy's Best Friend
Kate Banks & Rupert Sheldrake