Joseph, Richard A. (1981). "The Ethnic Trap: Notes on the Nigerian Campaign and Elections, 1978-79". Issue: A Journal of Opinion. 11 (1/2): 17–23. doi:10.2307/1166229. JSTOR1166229.
Joseph, Richard A. (1981). "The Ethnic Trap: Notes on the Nigerian Campaign and Elections, 1978-79". Issue: A Journal of Opinion. 11 (1/2): 17–23. doi:10.2307/1166229. JSTOR1166229.