engert, m. (1962). (the council of mutual economic aid (cmea. the institute of national planning.
芝加哥风格引文engert, m. (the Council of Mutual Economic Aid (cmea. cairo: the institute of national planning, 1962.
MLA引文engert, m. (the Council of Mutual Economic Aid (cmea. the institute of national planning, 1962.
警告：这些引文格式不一定是100％准确.