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Citation for Guanajuato Siglo XXI-Tomo Primero

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Ing. Luis Caraza Tirado, Ivador Coutiño Audiffred, Moreira-Rodríguez, Héctor & Dr. Carlos Flores Alcocer. (1993). Guanajuato Siglo XXI-Tomo Primero, Repositorio Institucional del Tecnológico de Monterrey RITEC. Retrieved at May 24, 2017, from the website temoa : Open Educational Resources (OER) Portal at