Northrup, L. S., & Abul-Hajj, A. A. (1978). A Collection of Medieval Arabic Documents in the Islamic Museum at the Ḥaram Al-S̆arīf. Arabica, 25(3), 282-291.
Παραπομπή σε μορφή Chicago (17η εκδ.)Northrup, Linda S., και Amal A. Abul-Hajj. "A Collection of Medieval Arabic Documents in the Islamic Museum at the Ḥaram Al-S̆arīf." Arabica 25, no. 3 (1978): 282-291.
Παραπομπή σε μορφή MLA (8th εκδ.)Northrup, Linda S., και Amal A. Abul-Hajj. "A Collection of Medieval Arabic Documents in the Islamic Museum at the Ḥaram Al-S̆arīf." Arabica, vol. 25, no. 3, 1978, pp. 282-291.
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