el tigi, A., & mongy, m. A. (1965). towards a system for determining industrial development priorities. the institute of national planning.
Cytowanie według stylu Chicago (wyd. 17)el tigi, A.S.A, i mohamed A. mongy. Towards a System for Determining Industrial Development Priorities. cairo: the institute of national planning, 1965.
Cytowanie według stylu MLA (wyd. 9)el tigi, A.S.A, i mohamed A. mongy. Towards a System for Determining Industrial Development Priorities. the institute of national planning, 1965.