Ihsanullah s/o Hafizullah. (2017). Factors influencing the usage of e-book among postgraduate students at International Islamic University Malaysia (IIUM). Kulliyyah of Education, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ihsanullah s/o Hafizullah. Factors Influencing the Usage of E-book Among Postgraduate Students at International Islamic University Malaysia (IIUM). Kuala Lumpur: Kulliyyah of Education, International Islamic University Malaysia, 2017.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ihsanullah s/o Hafizullah. Factors Influencing the Usage of E-book Among Postgraduate Students at International Islamic University Malaysia (IIUM). Kulliyyah of Education, International Islamic University Malaysia, 2017.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.