Bullinger, C. E. (1942). Engineering economic analysis. McGraw-Hill.
芝加哥风格引文Bullinger, Clarence E. Engineering Economic Analysis. New York: McGraw-Hill, 1942.
MLA引文Bullinger, Clarence E. Engineering Economic Analysis. McGraw-Hill, 1942.
警告：这些引文格式不一定是100％准确.