Zuherni Abubakar. (2021). Educational and philosophical dimensions of shattariyyah tariqah: An analytical study of Abd Al-Ra'uf Al Singkili's thought. Abdul Hamid Abu Sulayman Kulliyyah of Islamic Revealed Knowledgeand Human Sciences, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Zuherni Abubakar. Educational and Philosophical Dimensions of Shattariyyah Tariqah: An Analytical Study of Abd Al-Ra'uf Al Singkili's Thought. Kuala Lumpur: Abdul Hamid Abu Sulayman Kulliyyah of Islamic Revealed Knowledgeand Human Sciences, International Islamic University Malaysia, 2021.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Zuherni Abubakar. Educational and Philosophical Dimensions of Shattariyyah Tariqah: An Analytical Study of Abd Al-Ra'uf Al Singkili's Thought. Abdul Hamid Abu Sulayman Kulliyyah of Islamic Revealed Knowledgeand Human Sciences, International Islamic University Malaysia, 2021.