Ogbonnaya Oko, E. (1992). Alternative conflict resolution: Alternative conflict resolution in Afikpo (Ehugbo). Stensilserie.
Cita Chicago Style (17a ed.)Ogbonnaya Oko, Elechi. "Alternative Conflict Resolution: Alternative Conflict Resolution in Afikpo (Ehugbo)." Stensilserie 1992.
Cita MLA (8a ed.)Ogbonnaya Oko, Elechi. "Alternative Conflict Resolution: Alternative Conflict Resolution in Afikpo (Ehugbo)." Stensilserie, 1992.
Precaución: Estas citas no son 100% exactas.