Cita APA (7th ed.)

Thuesen, G. J., & Fabrycky, W. J. (1993). Engineering economy (8a. ed.). Prentice Hall.

Cita Chicago (17th ed.)

Thuesen, G. J., i W. J. Fabrycky. Engineering Economy. 8a. ed. Upper Saddle River: Prentice Hall, 1993.

Cita MLA (9th ed.)

Thuesen, G. J., i W. J. Fabrycky. Engineering Economy. 8a. ed. Prentice Hall, 1993.