ECA: ESTUDIOS CENTROAMERICANOS. Vocational defeatism. ECA: Estudios Centroamericanos, [S. l.], v. 22, n. 222, p. 324–325, 1966. DOI: 10.51378/eca.v22i222.10613. Disponível em: https://revistas.uca.edu.sv/index.php/eca/article/view/10613.. Acesso em: 4 dec. 2025.