Na um Bek, S. (1903). Ta'rih as-Sudan al-qadim wal-hadit wa-gugrafiyathu (1. Aufl.). Matba a al-Ma arif.
Chicago Style (17th ed.) CitationNa um Bek, Suqair. Ta'rih As-Sudan Al-qadim Wal-hadit Wa-gugrafiyathu. 1. Aufl. Kairo: Matba a al-Ma arif, 1903.
MLA (9th ed.) CitationNa um Bek, Suqair. Ta'rih As-Sudan Al-qadim Wal-hadit Wa-gugrafiyathu. 1. Aufl. Matba a al-Ma arif, 1903.
Warning: These citations may not always be 100% accurate.