Moustafa, M. A., & Mihaly Simai. (1983). Philosophy, Practice, and some Problems of Priority of Regional Cooperation Among Developing Countries. Institute for World Economy of the Hungarian Academy of Sciences.

Moustafa, Moustafa Ahmad, and Mihaly Simai. Philosophy, Practice, and Some Problems of Priority of Regional Cooperation Among Developing Countries. Budapest: Institute for World Economy of the Hungarian Academy of Sciences, 1983.

Moustafa, Moustafa Ahmad, and Mihaly Simai. Philosophy, Practice, and Some Problems of Priority of Regional Cooperation Among Developing Countries. Institute for World Economy of the Hungarian Academy of Sciences, 1983.