1
book
by Loyola Illescas, Edgar; Jara Cobos, Raquel Victoria; Narváez, Ana María; Romero Ortega, Armando; Padilla Verdugo, Jaime; Farfán Pacheco, Pablo; Flores Ortiz, Ángela Cecilia
Published in 2014
Repository Repositorio Universidad Politécnica Salesiana