Παραπομπή σε μορφή APA (7η εκδ.)

Abdalla, I. S. E. (1960). The main pivots of the process of socio-economic development in the Arab World during coming decades 1980 to 2000. Arab Planning Institute.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Abdalla, Ibrahim S. E. The Main Pivots of the Process of Socio-economic Development in the Arab World During Coming Decades 1980 to 2000. Kuwait: Arab Planning Institute, 1960.

Παραπομπή σε μορφή MLA (9th εκδ.)

Abdalla, Ibrahim S. E. The Main Pivots of the Process of Socio-economic Development in the Arab World During Coming Decades 1980 to 2000. Arab Planning Institute, 1960.