APA引文

Institute of National Planning. (1974). An Economic study of the Egyptian cement industry. Institute of National Planning.

Chicago Style (17th ed.) Citation

Institute of National Planning. An Economic Study of the Egyptian Cement Industry. Cairo: Institute of National Planning, 1974.

MLA引文

Institute of National Planning. An Economic Study of the Egyptian Cement Industry. Institute of National Planning, 1974.

警告：這些引文格式不一定是100％准確.