Stephen Hawking: Su Vida Y Obra — Kitty Ferguson / Stephen Hawking: His Life and Work by Kitty Ferguson
El Libro Negro Del Consumo: Engaños, Estafas Y Perversiones Del Comercio Moderno — Jordi Sabaté / The Black Book of Consumption: Deceptions, Scams and Perversions of Modern Trade by Jordi Sabaté (spanish book edition)
