APA (7th ed.) Citation

Sullivan, W. G., Wicks, E. M., & Koelling, C. P. (2012). Engineering economy. Pearson.

Chicago Style (17th ed.) Citation

Sullivan, William G., Elin M. Wicks, and C. Patrick Koelling. Engineering Economy. Pearson, 2012.

MLA (8th ed.) Citation

Sullivan, William G., et al. Engineering Economy. Pearson, 2012.