Mexico — History — 20th Century
Mexico — Economic conditions — 20th Century
Mexico — Social conditions — 20th Century
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Search Mexican websites:
U.S. CIA World Factbook
Los Grandes Problemas De MéxicoMéxico D.F. : Colegio de México, 2010
Scholarly 16-volume set, available as PDFs:
World BankInterAmerican Development BankUnited Nations Development ProgrammeWorld Health Organization