Africa - Phyllis M. Martin and Patrick O'Meara –; Michael L. McNulty –; Kathy D. Schick –; John Lamphear and Toyin Falola –; John H. Hanson –; Curtis A. Keim –; Sheldon Gellar –; Edmond J. Keller –; John C. McCall –; Mahir Saul –; Ivan Karp –; Patrick R. McNaughton and Diane Pelrine –; et al. (Indiana University Press, 1995)