APA (7th ed.) Citation

Grant, E. L. (1964). Principles of engineering economy (4th ed.). Ronald Press Co..

Chicago Style (17th ed.) Citation

Grant, Eugene Lodewick. Principles of Engineering Economy. 4th ed. New York: Ronald Press Co., 1964.

MLA (9th ed.) Citation

Grant, Eugene Lodewick. Principles of Engineering Economy. 4th ed. Ronald Press Co., 1964.