Cita APA (7a ed.)

(1997). Engineering Economy E. Paul Degarmo [et Al.]. Prentice-Hall.

Cita Chicago Style (17a ed.)

Engineering Economy E. Paul Degarmo [et Al.]. Prentice-Hall, 1997.

Cita MLA (8a ed.)

Engineering Economy E. Paul Degarmo [et Al.]. Prentice-Hall, 1997.