Title: Sawtiyat lughat al-shuub al-Islamiyah fi Ifriqiya, al-Hawsa wa-al-Fulani wa-al-Sawahili (Silsilat Sawtiyat al-lughat al-maktubah bi-al-harf al-Qurani)
Subjects: Comparative and general Grammar, Comparative Phonology, Hausa language, Phonology, Fula language, Swahili language, Languages