APA aipamena

363344 De Garmo, E. P., & Canada, J. R. (1973). Engineering economy. New York : Macmillam.

Chicago Style aipamena

363344 De Garmo, E. Paul, and John R. Canada. Engineering Economy. New York : Macmillam, 1973.

MLA aipamena

363344 De Garmo, E. Paul, and John R. Canada. Engineering Economy. New York : Macmillam, 1973.