Παραπομπή σε μορφή APA (7η εκδ.)

Grant, E. L. (1990). Principles Of Engineering Economy Eugene Grant; W. Grant Ireson And Richards Leavenworth. John Wiley & Sons.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Grant, Eugene L. Principles Of Engineering Economy Eugene Grant; W. Grant Ireson And Richards Leavenworth. John Wiley & Sons, 1990.

Παραπομπή σε μορφή MLA (8th εκδ.)

Grant, Eugene L. Principles Of Engineering Economy Eugene Grant; W. Grant Ireson And Richards Leavenworth. John Wiley & Sons, 1990.