Reed, M. F., Luettich, R. A., Lamm, L. P., & Humphrey, T. F. (1993). Measuring state transportation program performance. Transportation Research Board, National Research Council National Academy Press.
Chicago-referens (17:e uppl.)Reed, M. F., Richard A. Luettich, Lester P. Lamm, och Thomas F. Humphrey. Measuring State Transportation Program Performance. Washington, D.C: Transportation Research Board, National Research Council National Academy Press, 1993.
MLA-referens (9:e uppl.)Reed, M. F., et al. Measuring State Transportation Program Performance. Transportation Research Board, National Research Council National Academy Press, 1993.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.