Brekelmans, G., Evans, B., & Wonnacott, E. (2024). Training child learners on non-native vowel contrasts with phonetic training: The role of task and variability. Wiley.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Brekelmans, G., B. Evans, و E. Wonnacott. Training Child Learners on Non-native Vowel Contrasts with Phonetic Training: The Role of Task and Variability. Wiley, 2024.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Brekelmans, G., et al. Training Child Learners on Non-native Vowel Contrasts with Phonetic Training: The Role of Task and Variability. Wiley, 2024.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.