Delgado Heredia, Pierina Deciré, y German Wenceslao Carrera Moreno. 2026. «Pronunciation Difficulties Among Ecuadorian Efl Students: Causes and Classroom Solutions». Revista Científica Multidisciplinaria SAPIENTIAE. ISSN: 2600-6030 9 (20):508-33. https://doi.org/10.56124/sapientiae.v9i20.023.