Book reviews : Ward,P.M. 1990: Mexico City: The production and reproduction of an urban environment. Lon don: Belhaven Press. xxii + 262 pp. £27.50 cloth. ISBN: 1 852 94041 1

Ward, P.M. 1986: Welfare politics in Mexico City: papering over the cracks. London Research Series in Geography 9. London: Allen and Unwin.

Garza, G. , editor, 1987: Atlas de la Ciudad le México. Mexico City: departamento del Distrito Federal and Colégio de México.