sack, k. (1964). special conceptions of socialist economy. the institute of national planning.
芝加哥风格引文sack, kurt. Special Conceptions of Socialist Economy. cairo: the institute of national planning, 1964.
MLA引文sack, kurt. Special Conceptions of Socialist Economy. the institute of national planning, 1964.
警告：这些引文格式不一定是100％准确.