Ostwald, P. F. (1992). Engineering cost estimating (3rd ed.). Prentice Hall.
Chicago Style (17th ed.) CitationOstwald, Phillip F. Engineering Cost Estimating. 3rd ed. New Jersey: Prentice Hall, 1992.
MLA (9th ed.) CitationOstwald, Phillip F. Engineering Cost Estimating. 3rd ed. Prentice Hall, 1992.
Warning: These citations may not always be 100% accurate.