ALBA, Francisco. Commission for the Study of International Migration and Cooperative Economic Development. Unauthorized migration : an economic development response. Washington, D.C. : United States Government Printing Office, 1990. 110 p. Foro Internacional, México, Ciudad de México, v. 32, n. 1, p. 419–423, 1992. Disponível em: https://forointernacional.colmex.mx/index.php/fi/article/view/1290. Acesso em: 1 jul. 2025.