el-koussy, A. (1963). some problems of educational planning in the arab world. National Planning Institute.
Citace podle Chicago (17th ed.)el-koussy, A. Some Problems of Educational Planning in the Arab World. cairo: National Planning Institute, 1963.
Citace podle MLA (9th ed.)el-koussy, A. Some Problems of Educational Planning in the Arab World. National Planning Institute, 1963.
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