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.
Citação do estilo Chicago (17ª ed.)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.
Citação MLA (9ª ed.)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.