Abdullahi, M. S. I. (2016). Effectiveness of CBLS to improve PHP programming for beginners in higher learning institutions. Kulliyyah of Information and Communication Technology, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Abdullahi, Mohamud Sheikh Ibrahim. Effectiveness of CBLS to Improve PHP Programming for Beginners in Higher Learning Institutions. Gombak, Selangor: Kulliyyah of Information and Communication Technology, International Islamic University Malaysia, 2016.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Abdullahi, Mohamud Sheikh Ibrahim. Effectiveness of CBLS to Improve PHP Programming for Beginners in Higher Learning Institutions. Kulliyyah of Information and Communication Technology, International Islamic University Malaysia, 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.