Usman, Y. B. (1981). The transformation of Katsina: (1400 - 1883) ; the emergence and overthrow of the Sarauta system and the establishment of the emirate. Ahmadu Bello Univ. Press.
Chicago-Zitierstil (17. Ausg.)Usman, Yusufu Bala. The Transformation of Katsina: (1400 - 1883) ; the Emergence and Overthrow of the Sarauta System and the Establishment of the Emirate. Zaria: Ahmadu Bello Univ. Press, 1981.
MLA-Zitierstil (9. Ausg.)Usman, Yusufu Bala. The Transformation of Katsina: (1400 - 1883) ; the Emergence and Overthrow of the Sarauta System and the Establishment of the Emirate. Ahmadu Bello Univ. Press, 1981.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.