@book{92571,
	author = {Reina, Leticia.},
	title = {Cycles of conflict, centuries of change  crisis, reform, and revolution in Mexico},
	publisher = {Duke University Press},
	year = {2007},
	address = {Durham (Carolina del Norte, Estados Unidos)},
	url = {http://www.loc.gov/catdir/toc/ecip0712/2007007935.html}
}