Here are some of his notable works:
Essays:
* "El pensamiento vivo de América" (The Living Thought of America): A foundational work in Latin American thought, it explores the philosophical and cultural roots of Latin America.
* "El pensamiento de Francisco Morazán" (The Thought of Francisco Morazán): An analysis of the life and ideas of the Central American liberator.
* "Hondureñidad" (Honduraness): A collection of essays reflecting on Honduran identity and culture.
* "Antología del pensamiento hondureño" (Anthology of Honduran Thought): A collection of writings by prominent Honduran intellectuals.
Fiction:
* "Tierra de cipreses" (Land of Cypress Trees): A novel that portrays the life and struggles of Honduran peasants.
Other Works:
* "La historia de Honduras" (The History of Honduras): A comprehensive account of Honduran history.
* "El problema del conocimiento" (The Problem of Knowledge): A philosophical treatise on the nature of knowledge.
His writings are considered essential for understanding the intellectual and political landscape of Latin America, particularly Honduras.
Beyond these, Zea Ruano also wrote numerous articles, speeches, and diplomatic documents. His legacy continues to inspire scholars and writers across the region.