APA (7th ed.) Citation

De Garmo, E. P., & Woods, B. M. (1967). Engineering economy (4th ed.). Macmillan.

Chicago Style (17th ed.) Citation

De Garmo, Ernest Paul, and Baldwin Munger Woods. Engineering Economy. 4th ed. New York: Macmillan, 1967.

MLA (9th ed.) Citation

De Garmo, Ernest Paul, and Baldwin Munger Woods. Engineering Economy. 4th ed. Macmillan, 1967.