Cita APA (7th ed.)

.Blank, L. T., & Tarquin, A. (1983). Engineering economy (6th. ed.). McGraw-Hill.

Cita Chicago (17th ed.)

.Blank, Leland T., i Anthony Tarquin. Engineering Economy. 6th. ed. Boston: McGraw-Hill, 1983.

Cita MLA (9th ed.)

.Blank, Leland T., i Anthony Tarquin. Engineering Economy. 6th. ed. McGraw-Hill, 1983.