Παραπομπή σε μορφή APA (7η εκδ.)

Esiemokal, O. (1971). Doctoral thesis on the theme, the Organization of African Unity and the Council of Europe. Universität zu Köln.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Esiemokal, Omoh. Doctoral Thesis on the Theme, the Organization of African Unity and the Council of Europe. Germany: Universität zu Köln, 1971.

Παραπομπή σε μορφή MLA (8th εκδ.)

Esiemokal, Omoh. Doctoral Thesis on the Theme, the Organization of African Unity and the Council of Europe. Universität zu Köln, 1971.