APA-Zitierstil (7. Ausg.)

Balewa, A. S. A. T. (1989). Shaihu Umar: A novel about slavery in Africa. Markus Wiener Publishing.

Chicago-Zitierstil (17. Ausg.)

Balewa, Alhaji Sir Abubaker Tafawa. Shaihu Umar: A Novel About Slavery in Africa. España: Markus Wiener Publishing, 1989.

MLA-Zitierstil (8. Ausg.)

Balewa, Alhaji Sir Abubaker Tafawa. Shaihu Umar: A Novel About Slavery in Africa. Markus Wiener Publishing, 1989.