Most Popular Books
- A Comprehensive Etymological Dictionary of the Spanish Language with Families of Words based on Indo-European Roots: Volume II
- A Comprehensive Etymological Dictionary of the Spanish Language with Families of Words based on Indo-European Roots: Volume I
- Cosas de Oficina: Hablemos de Liderazgo (Spanish Edition)
- Diccionario etimologico indoeuropeo de la lengua espanola/ Ethimology Dictionary Indian European in the Spanish Language (Alianza Diccionarios)