Sotomayor Cantos, K. F., Camacho Castillo, L. A., Córdova Pintado, J. A., Moncayo Herrera, W. E., Quishpe Chango, S. C., & Gavilanez Vilamarín, S. M. (2024). UTEQ English in action. Sophia Editions.
Chicago Style (17. basım) AtıfSotomayor Cantos, Karina Fernanda, Luis Alfredo Camacho Castillo, Jorge Andrés Córdova Pintado, Wilmer Enrique Moncayo Herrera, Segundo Carlos Quishpe Chango, ve Silvia Marisol Gavilanez Vilamarín. UTEQ English in Action. Quito: Sophia Editions, 2024.
MLA (9th ed.) AtıfSotomayor Cantos, Karina Fernanda, et al. UTEQ English in Action. Sophia Editions, 2024.
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