Esiemokal, O. (1971). Doctoral thesis on the theme, the Organization of African Unity and the Council of Europe. Universität zu Köln.
Chicago-viite (17. p.)Esiemokal, Omoh. Doctoral Thesis on the Theme, the Organization of African Unity and the Council of Europe. Germany: Universität zu Köln, 1971.
MLA-viite (8. p.)Esiemokal, Omoh. Doctoral Thesis on the Theme, the Organization of African Unity and the Council of Europe. Universität zu Köln, 1971.
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