National Research Council (U.S.). Transportation Research Board. (1997). Environmental issues in transportation. National Academy Press.
Chicago-Zitierstil (17. Ausg.)National Research Council (U.S.). Transportation Research Board. Environmental Issues in Transportation. Washington, D.C: National Academy Press, 1997.
MLA-Zitierstil (9. Ausg.)National Research Council (U.S.). Transportation Research Board. Environmental Issues in Transportation. National Academy Press, 1997.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.