Noorlizawati Mohamed Ariff. (2007). Student self-efficacy and motivation to learn the English language at Celpad, IIUM. International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Noorlizawati Mohamed Ariff. Student Self-efficacy and Motivation to Learn the English Language at Celpad, IIUM. Gombak, Selangor: International Islamic University Malaysia, 2007.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Noorlizawati Mohamed Ariff. Student Self-efficacy and Motivation to Learn the English Language at Celpad, IIUM. International Islamic University Malaysia, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.