443 books • 29 series
Mas Astuto Que El Diablo (Outwitting the Devil) (Official Publication of the Napoleon Hill Foundation)
Piense Y Hagase Rico (Think and Grow Rich) (Official Publication of the Napoleon Hill Foundation)
Napoleon Hill's Self-Confidence Formula (Official Publication of the Napoleon Hill Foundation)
Su Derecho a Ser Rico (Your Right to Be Rich) (Official Publication of the Napoleon Hill Foundation)