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                                    [title] => Schaff, Adam. Historia y verdad. (Ensayo sobre la objetividad del conocimiento histórico)
                                    [creator] => Gutiérrez Pantoja, Gabriel
                                    [publisher] => Instituto de Investigaciones Bibliograficas de la UNAM
                                    [date] => 2013-04-26
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                                    [source] => Boletín del Instituto de Investigaciones Bibliográficas; Segunda época, número 4, 1990
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