Ostwald, Phillip F. Cost estimating for engineering and management / Phillip F. Ostwald. - Englewood Cliffs, N.J. : Prentice-Hall, 1974. - 493 p. : ill. ; 29 cm. - Prentice-Hall international series in industrial and systems engineering. . Includes bibliographies. ISBN: 0131811312 Subjects--Topical Terms: Engineering--estimates.