Collier, C. A., & Ledbetter, W. B. (1982). Engineering cost analysis. Harper & Row.
芝加哥风格引文Collier, Courtland A., 与 William Burl Ledbetter. Engineering Cost Analysis. New York: Harper & Row, 1982.
MLA引文Collier, Courtland A., 与 William Burl Ledbetter. Engineering Cost Analysis. Harper & Row, 1982.
警告：这些引文格式不一定是100％准确.