Jah, O. 2014. The Relationship Between The Sokoto Jihad and The Jijad of Al-Hajj ’Umar: An Assessment. Al-Shajarah: Journal of the International Institute of Islamic Thought and Civilization (ISTAC). 6, 1 (Nov. 2014). DOI:https://doi.org/10.31436/shajarah.v6i1.136.