LANIC (Latin American Network Information Center)
   Extensive collection of links to sites, including society, business, history, and tourism.
   http://lanic.utexas.edu/la/mexico/

US Library of Congress Country Study
   Statistical information, with discussion of history, society, economy, and politics, supported by a print bibliography and a glossary of terms.
   http://lcweb2.loc.gov/frd/cs/mxtoc.html