Nooraini Othman. (2008). The development and validation of the Ummatic personality inventory. Institute of Education, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Nooraini Othman. The Development and Validation of the Ummatic Personality Inventory. Gombak, Selangor: Institute of Education, International Islamic University Malaysia, 2008.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Nooraini Othman. The Development and Validation of the Ummatic Personality Inventory. Institute of Education, International Islamic University Malaysia, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.