Retana Hernández, K. (2021). Challenges and opportunities developing original digital english teaching material in pandemic times. Universidad Nacional de Costa Rica.
Cita Chicago Style (17a ed.)Retana Hernández, Karla. Challenges and Opportunities Developing Original Digital English Teaching Material in Pandemic Times. Universidad Nacional de Costa Rica, 2021.
Cita MLA (9a ed.)Retana Hernández, Karla. Challenges and Opportunities Developing Original Digital English Teaching Material in Pandemic Times. Universidad Nacional de Costa Rica, 2021.
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