Isuman, J. U. (1957). Need for more states in Nigeria: With some submissions for a mid-west state. Printed by Hamzat Printing Works.
Chicago-referens (17:e uppl.)Isuman, Jaafaru Ushomo. Need for More States in Nigeria: With Some Submissions for a Mid-west State. Benin Cty, Nigeria: Printed by Hamzat Printing Works, 1957.
MLA-referens (8:e uppl.)Isuman, Jaafaru Ushomo. Need for More States in Nigeria: With Some Submissions for a Mid-west State. Printed by Hamzat Printing Works, 1957.
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