por Norton, Peter, 1943- [autor] | Wilton, Richard, 1953- [autor].
por Dvorak, John [autor] | Martínez Vera, Francisco [traductor] | Martínez Durban, Mercedes [traductor] | Anis, Nick [autor] | Norton, Peter, 1943- [prologuista] | Dvorak, John. Dvorak's guide to pc telecommunications.