qayum, A. (1965). economic criteria for foreign loans. National Planning Institute.
芝加哥风格引文qayum, A. Economic Criteria for Foreign Loans. cairo: National Planning Institute, 1965.
MLA引文qayum, A. Economic Criteria for Foreign Loans. National Planning Institute, 1965.
警告：这些引文格式不一定是100％准确.