1. Anthias, F. (2000), `Metaphors of Home: Gendering New Migrations to Southern Europe', in Floya Anthias and Gabriella Lazaridis (eds), Gender and Migration in Southern Europe.Women on the Move, Oxford and New York: Berg, pp. 15-47.
2. Andall, J. (ed.) (2003a), `Introduction: The Space Between - Gender Politics and Immigration Politics in Europe', Gender and Ethnicity in Contemporary Europe, Oxford and New York: Berg, pp. 1-20.
3. Andall, J. (2003b), `Hierarchy and Interdependence: the Emergence of a Service Caste in Europe', Gender and Ethnicity in Contemporary Europe, Oxford and New York: Berg, pp. 39-60.
4. Azize Vargas, Y. (2004), `Empujar las fronteras: mujeres y migracion internacional desde America Latina y el Caribe', Trabajador@s del sexo.Derechos, migraciones y trafico en el siglo XXI, Barcelona: Ediciones Bellaterra, pp. 167-80.
5. Balibar, E. and Wallerstein, I. (1991), Race, Nation, Class: Ambiguous Identities (trans. Etienne Balibar and Chris Turner), London and New York: Verso.