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Ruíz Perez, Aurelio (Personal Name)
Machine generated authority record.
Work cat.: (UNP)45101: Ruíz Perez, Aurelio Autor, Investigación Educativa, 1990
Machine generated authority record.
Work cat.: (UNP)45101: Ruíz Perez, Aurelio Autor, Investigación Educativa, 1990