Sesay, A. .., Sesay, A., Ojo ,olusola, & Fasehun, O. (1984). The OAU after twenty years. Westview Pr..
Chicago Style (17th ed.) ZitazioaSesay, Amadu .Ojo, Amadu Sesay, Ojo ,olusola, eta Orobola Fasehun. The OAU After Twenty Years. Boulder, Colo.: Westview Pr., 1984.
MLA (9th ed.) ZitazioaSesay, Amadu .Ojo, et al. The OAU After Twenty Years. Westview Pr., 1984.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.