Bularafa, M. W. (2016). The use of community of inquiry method to develop ESL learners' speaking skill. Kulliyyah of Education, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bularafa, Mohammed Waziri. The Use of Community of Inquiry Method to Develop ESL Learners' Speaking Skill. Gombak, Selangor: Kulliyyah of Education, International Islamic University Malaysia, 2016.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Bularafa, Mohammed Waziri. The Use of Community of Inquiry Method to Develop ESL Learners' Speaking Skill. Kulliyyah of Education, International Islamic University Malaysia, 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.