Collier, C. A., & Ledbetter, W. B. (1982). Engineering cost analysis / Courtland A. Collier, William B. Ledbetter. Harper & Row.
Chicago Style (17th ed.) CitationCollier, Courtland A., and William B. Ledbetter. Engineering Cost Analysis / Courtland A. Collier, William B. Ledbetter. New York ; London: Harper & Row, 1982.
MLA (9th ed.) CitationCollier, Courtland A., and William B. Ledbetter. Engineering Cost Analysis / Courtland A. Collier, William B. Ledbetter. Harper & Row, 1982.
Warning: These citations may not always be 100% accurate.