Collier, C. A., & Ledbetter, W. B. (1982). Engineering cost analysis. Harper & Row.
Chicago Style (17th ed.) CitationCollier, Courtland A., and William Burl Ledbetter. Engineering Cost Analysis. New York: Harper & Row, 1982.
MLA citiranjeCollier, Courtland A., and William Burl Ledbetter. Engineering Cost Analysis. Harper & Row, 1982.
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