CASTRO MARTÍNEZ, Pedro Fernando. Seymour Martin Lipset. Continental divide : the values and institutions of the United States and Canada. Londres : Routledge : Chapman and Hall, 1991. Foro Internacional, México, Ciudad de México, v. 33, n. 3, p. 630–636, 1993. Disponível em: https://forointernacional.colmex.mx/index.php/fi/article/view/1336. Acesso em: 4 jun. 2025.