[1] Arab Fund for Economic and Social Development and Arab Gulf Programme for United Nations Development Organizations, "Feasibility study on the development of low-cost educational buildings and facilities in Djibouti, Mauritania, Somalia, Sudan and the Republic of Yemen and improvement of educational facilities in the least developed countries of the Arab States: Interregional - (mission). Project findings and recommendations ," 1997.

Arab Fund for Economic and Social Development and Arab Gulf Programme for United Nations Development Organizations, "Feasibility study on the development of low-cost educational buildings and facilities in Djibouti, Mauritania, Somalia, Sudan and the Republic of Yemen and improvement of educational facilities in the least developed countries of the Arab States: Interregional - (mission). Project findings and recommendations ," 1997.

Arab Fund for Economic and Social Development, Arab Gulf Programme for United Nations Development Organizations, (1997). "Feasibility study on the development of low-cost educational buildings and facilities in Djibouti, Mauritania, Somalia, Sudan and the Republic of Yemen and improvement of educational facilities in the least developed countries of the Arab States: Interregional - (mission). Project findings and recommendations,"

Arab Fund for Economic and Social Development, Arab Gulf Programme for United Nations Development Organizations. (1997). "Feasibility study on the development of low-cost educational buildings and facilities in Djibouti, Mauritania, Somalia, Sudan and the Republic of Yemen and improvement of educational facilities in the least developed countries of the Arab States: Interregional - (mission). Project findings and recommendations,"