Armstrong, J. S. (1978). Long-range forecasting: From crystal ball to computer. Wiley.
芝加哥风格引文Armstrong, Jon Scott. Long-range Forecasting: From Crystal Ball to Computer. New York: Wiley, 1978.
MLA引文Armstrong, Jon Scott. Long-range Forecasting: From Crystal Ball to Computer. Wiley, 1978.
警告:这些引文格式不一定是100%准确.