Fluid Concepts and Creative Analogies, Paperback
Douglas R. Hofstadter
The Mind's I Fantasies and Reflections on Self & Soul, Paperback
Godel, Escher, Bach: Brilianta Ghirlanda Eterna
Gödel, Escher, Bach: Brilianta Ghirlanda Eterna
Godel, Escher, Bach: An Eternal Golden Braid, Paperback
I Am a Strange Loop, Paperback