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Miguel Angel Porrua
> Josefina Guzman Acuna
Josefina Guzman Acuna
title
ISBN-13
(ISBN-10)
year of publica-
tion
other author(s)
Innovacion educativa y tecnologica/ Educational and technological innovation
978-6O7-4O1-13O-2
(6O7-4O1-13O-3)
2009
Teresa De Jesus Guzman Acuna
G. A.
·
J. A.
·
J. G.
Josefine Ganahl