Echeruo, M. The dramatic limits of Igbo ritual: M.J.C. Echeruo. The Performance arts in Africa : a reader.(2002).

Echeruo, M.J.C. "The Dramatic Limits of Igbo Ritual: M.J.C. Echeruo." The Performance Arts in Africa : A Reader.(2002) .

Echeruo, M.J.C. "The Dramatic Limits of Igbo Ritual: M.J.C. Echeruo." The Performance Arts in Africa : A Reader.(2002), .