Abou El saad, A. M. (1997). Towards modeling the population dimension in the egyption development planning. Arab republic of egypt cairo demographic center.
芝加哥风格引文Abou El saad, Ahmed Mohammed. Towards Modeling the Population Dimension in the Egyption Development Planning. Cairo: Arab republic of egypt cairo demographic center, 1997.
MLA引文Abou El saad, Ahmed Mohammed. Towards Modeling the Population Dimension in the Egyption Development Planning. Arab republic of egypt cairo demographic center, 1997.
警告：这些引文格式不一定是100％准确.