KNAPP, F. A. Edward Lee Plumb, amigo de México. Historia Mexicana, [S. l.], v. 6, n. 1, p. 9–23, 1956. Disponível em: https://historiamexicana.colmex.mx/index.php/RHM/article/view/677. Acesso em: 28 abr. 2024.