por Ang, Tom [autor] | Pijoan Rotgé, Manuel [traductor] | Font, Jordi [traductor] | Ang, Tom. Digital photography : a step-by-step.
por Lehninger, Albert L [autor] | Lehninger, Albert L. Lehninger principles of biochemistry | Nelson, David L, 1942- [autor] | Cox, Michael M [autor] | Cuchillo Foix, Claudi M [traductor] | Suau León, Pere [traductor] | Vendrell Roca, Josep [traductor].