APA ציטוט

DeGarmo, E. P. (1979). Engineering economy. New York: Macmillan Publishing Co, Inc.

Trích dẫn kiểu Chicago

DeGarmo, E. Paul. Engineering Economy. New York: Macmillan Publishing Co, Inc, 1979.

ציטוט MLA

DeGarmo, E. Paul. Engineering Economy. New York: Macmillan Publishing Co, Inc, 1979.