Lefever, E. W. (1970). Spear and scepter: Army, police, and politics in tropical Africa. Brookings Institution.
Lua i Stíl Chicago (17ú heag.)Lefever, Ernest W. Spear and Scepter: Army, Police, and Politics in Tropical Africa. Washington: Brookings Institution, 1970.
Lua MLA (8ú heag.)Lefever, Ernest W. Spear and Scepter: Army, Police, and Politics in Tropical Africa. Brookings Institution, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.