NEWMAN, D. G., ESCHENBACH, T. G., & LAVELLE, J. P. (2004). Engineering economic analysis.-- ed.9. Oxford University Press.

NEWMAN, Donald G., Ted G. ESCHENBACH, and Jerome P. LAVELLE. Engineering Economic Analysis.-- Ed.9. New York: Oxford University Press, 2004.

NEWMAN, Donald G., et al. Engineering Economic Analysis.-- Ed.9. Oxford University Press, 2004.