Showing 1 - 3 results of 3 for search 'Daniel Xavier Calva Nagua', query time: 0.02s
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The challenge of archaeological sources for Ecuadorian education by Daniel Xavier Calva-Nagua
Published 2018-07-01
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Las TIC y la enseñanza-aprendizaje de la Geografía by Eudaldo Enrique Espinoza Freire, Daniel Xavier Calva Nagua
Published 2022-07-01
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