Ahmad Lokman bin Abdul Jalil. (2003). Sociological correlates of absenteeism: A case study of Muslim students in a secondary school in Gombak, Selangor, Malaysia. Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ahmad Lokman bin Abdul Jalil. Sociological Correlates of Absenteeism: A Case Study of Muslim Students in a Secondary School in Gombak, Selangor, Malaysia. Gombak: Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia, 2003.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ahmad Lokman bin Abdul Jalil. Sociological Correlates of Absenteeism: A Case Study of Muslim Students in a Secondary School in Gombak, Selangor, Malaysia. Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia, 2003.