BRAUN, Elisabeth Esser. Bruce M. Russett. International regions and the international system : a study in political ecology. Chicago : Rand Mcnally, 1967. Foro Internacional, México, Ciudad de México, v. 10, n. 1, p. 94–96, 1969. Disponível em: https://forointernacional.colmex.mx/index.php/fi/article/view/437. Acesso em: 10 may. 2025.