Al-faifi, M. J., & Rifaat, K. (2012). Intonation in the interlanguage of saudi learners of english \. Imam Mohammed Bin Saud Islamic University,College Languages and Translation, Department of English.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-faifi, Mona J., و Khaled Rifaat. Intonation in the Interlanguage of Saudi Learners of English \. Riyadh: Imam Mohammed Bin Saud Islamic University,College Languages and Translation, Department of English, 2012.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-faifi, Mona J., و Khaled Rifaat. Intonation in the Interlanguage of Saudi Learners of English \. Imam Mohammed Bin Saud Islamic University,College Languages and Translation, Department of English, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.