Joyce, J. (1982). ʿŪlīs. al-Markaz al-ʿArabī li-'l-Baḥṯ wa-'n-Našr.
Chicago Style (17th ed.) CitationJoyce, James. ʿŪlīs. al-Qāhira: al-Markaz al-ʿArabī li-'l-Baḥṯ wa-'n-Našr, 1982.
MLA (9th ed.) CitationJoyce, James. ʿŪlīs. al-Markaz al-ʿArabī li-'l-Baḥṯ wa-'n-Našr, 1982.
Warning: These citations may not always be 100% accurate.