Wulandari, R. (2014). The relationship between personality, self-efficacy and students' academic achievement in Dolok Merawan sub-district. Kulliyyah of Education, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Wulandari, Rizki. The Relationship Between Personality, Self-efficacy and Students' Academic Achievement in Dolok Merawan Sub-district. Kuala Lumpur: Kulliyyah of Education, International Islamic University Malaysia, 2014.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Wulandari, Rizki. The Relationship Between Personality, Self-efficacy and Students' Academic Achievement in Dolok Merawan Sub-district. Kulliyyah of Education, International Islamic University Malaysia, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.