Rodríguez Ludeña, M. P. (2019). Difficulties learners of English as a Foreign Language face when pronouncing the vowel sounds/?/, /?/, /?/, /?
Chicago Style (17. basım) AtıfRodríguez Ludeña, María Patricia. Difficulties Learners of English as a Foreign Language Face When Pronouncing the Vowel Sounds/?/, /?/, /?/, /? 2019.
MLA (9th ed.) AtıfRodríguez Ludeña, María Patricia. Difficulties Learners of English as a Foreign Language Face When Pronouncing the Vowel Sounds/?/, /?/, /?/, /? 2019.
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