por Ward, David J [autor] | Keates, Colin [fotógrafo] | Font, Jordi [traductor] | Pijoan, Manuel [traductor] | Ward, David J. Fossils.
por Ang, Tom [autor] | Pijoan Rotgé, Manuel [traductor] | Font, Jordi [traductor] | Ang, Tom. Digital photography : a step-by-step.