eleish, g. e. (1962). uses of the input- output model in development planning in underdeveloped countries. the institute of national planning.

eleish, gamal e. Uses of the Input- Output Model in Development Planning in Underdeveloped Countries. cairo: the institute of national planning, 1962.

eleish, gamal e. Uses of the Input- Output Model in Development Planning in Underdeveloped Countries. the institute of national planning, 1962.