Alba, F. (1992). 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. El Colegio de México A.C.
Cita Chicago Style (17a ed.)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. El Colegio de México A.C, 1992.
Cita MLA (9a ed.)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. El Colegio de México A.C, 1992.