Lua APA (7ú heag.)

oyefusi aderoju. (2007). oil and the propensity to armed struggle in the niger delta region of nigeria. The World Bank Development Research Group.

Lua i Stíl Chicago (17ú heag.)

oyefusi aderoju. Oil and the Propensity to Armed Struggle in the Niger Delta Region of Nigeria. Washington, D.C.: The World Bank Development Research Group, 2007.

Lua MLA (9ú heag.)

oyefusi aderoju. Oil and the Propensity to Armed Struggle in the Niger Delta Region of Nigeria. The World Bank Development Research Group, 2007.

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