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035			_aUPN01000060225
049			_aAcervo histórico
245		3	_aEL BOLETIN : _bLIGA DE MAESTROS RACIONALISTAS "FRANCISCO FERRER GUARDIA"
260			_aMérida, Yucatán, México _bPartido Socialista del Sureste,
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904			_aAC _b000957
905			_aRevista
999			_c60050 _d60050