APA (7th ed.) Citation
Riggs, J. L., Bedworth, D. D., & Randhawa, S. U. (2009). Engineering economics (4th ed.). McGraw-Hill.
Chicago Style (17th ed.) Citation
Riggs, James L., David D. Bedworth, and Sabah U. Randhawa. Engineering Economics. 4th ed. New York: McGraw-Hill, 2009.
MLA (9th ed.) Citation
Riggs, James L., et al. Engineering Economics. 4th ed. McGraw-Hill, 2009.
Warning: These citations may not always be 100% accurate.