Contabilidad de costos

Three cups of tea

Greg Mortenson, David Oliver Relin, Sarah Thomson, Natxo Morera de la Vall Antón

Introduction to the theory of solid surfaces

Federico Garcia-Moliner

The mists of Avalon

Animated Storytelling

Liz Blazer

Escolta i descobreix, animals a la natura

Génie Espinosa

Expedition to Earth

Arthur C. Clarke