American National Standards Institute & Computer and Business Equipment Manufacturers Association. (1976). American national standard programming language PL/I. The Institute.
芝加哥风格引文American National Standards Institute 与 Computer and Business Equipment Manufacturers Association. American National Standard Programming Language PL/I. New York: The Institute, 1976.
MLA引文American National Standards Institute 与 Computer and Business Equipment Manufacturers Association. American National Standard Programming Language PL/I. The Institute, 1976.
警告：这些引文格式不一定是100％准确.