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La política científica y tecnológica en América Latina
Francisco Rafael Sagasti
Historia de la Revolución Mexicana, período 1940-1952
Luis Medina Peña and Luis González y González
Tres aspectos de la presencia española en México durante el porfiriato
Clara E. Lida et al.
México frente a Estados Unidos
Lorenzo F. Meyer Cosío and Josefina Zoraida Vázquez
