Institute of National Planning. (1974). An Economic study of the Egyptian cement industry. Institute of National Planning.
Čikaški stil citiranja (17. izdanje)Institute of National Planning. An Economic Study of the Egyptian Cement Industry. Cairo: Institute of National Planning, 1974.
MLA način citiranja (9. izdanje)Institute of National Planning. An Economic Study of the Egyptian Cement Industry. Institute of National Planning, 1974.
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