Umar, A. A. (2013). Idarat al-awqaf fi Nayjiriya wa-tatawwuratiha: Mushkilat wa-hulul = Administration of awqaf in Nigeria and their development : problems and solutions / Ahmad Abubakar Umar.
Chicagoスタイル(17版)引用形式Umar, Ahmad Abubakar. Idarat Al-awqaf Fi Nayjiriya Wa-tatawwuratiha: Mushkilat Wa-hulul = Administration of Awqaf in Nigeria and Their Development : Problems and Solutions / Ahmad Abubakar Umar. 2013.
MLA(9版)引用形式Umar, Ahmad Abubakar. Idarat Al-awqaf Fi Nayjiriya Wa-tatawwuratiha: Mushkilat Wa-hulul = Administration of Awqaf in Nigeria and Their Development : Problems and Solutions / Ahmad Abubakar Umar. 2013.
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