Παραπομπή σε μορφή APA (7η εκδ.)

National Research Council (U.S.). Transportation Research Board. (1998). Progress in transportation data 1998. National Academy Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

National Research Council (U.S.). Transportation Research Board. Progress in Transportation Data 1998. Washington, D.C: National Academy Press, 1998.

Παραπομπή σε μορφή MLA (9th εκδ.)

National Research Council (U.S.). Transportation Research Board. Progress in Transportation Data 1998. National Academy Press, 1998.