Espinoza Soriano, Waldermar. “Etnia Guaylla (ahora Huaylas)”. Investigaciones Sociales 17, no. 30 (June 17, 2013): 179–190. Accessed May 25, 2025. https://revistasinvestigacion.unmsm.edu.pe/index.php/sociales/article/view/7882.