Mohammed، F. J. (2019). An Acoustic Analysis of The English Vowels Produced by Iraqi University EFL Learners Speaking Two Iraqi Dialects. مجلة الجامعة العراقية، ع45, ج3 ، 460 - 466. مسترجع من http://search.mandumah.com/Record/1076914
Mohammed، Fuad Jassim. "An Acoustic Analysis of The English Vowels Produced By Iraqi University EFL Learners Speaking Two Iraqi Dialects." مجلة الجامعة العراقية ع45, ج3 (2019): 460 - 466. مسترجع من http://search.mandumah.com/Record/1076914