作者:"Jonathan O. Chimakonam, Meinrad Hebga, Leopold Sedar Senghor, Robin Horton, J. E. Wiredu, Godwin Sogolo, Chukwuemeka B. Nze, Ademola Kazeem Fayemi, Keanu Koketso Mabalane, Edwin Etieyibo, Chris O. Ijiomah, Campbell Shittu Momoh, Udo Etuk, Uduma, O. Uduma, Jonathan O. Chimakonam, Innocent I. Asouzu"