National Research Council (U.S.). Transportation Research Board & National Research Council (U.S.). Transportation Research Board. Meeting. (2003). Energy, air quality, and fuels 2003. Transportation Research Board, National Academy of Sciences.
Παραπομπή σε μορφή Chicago (17η εκδ.)National Research Council (U.S.). Transportation Research Board και National Research Council (U.S.). Transportation Research Board. Meeting. Energy, Air Quality, and Fuels 2003. Washington, D.C: Transportation Research Board, National Academy of Sciences, 2003.
Παραπομπή σε μορφή MLA (9th εκδ.)National Research Council (U.S.). Transportation Research Board και National Research Council (U.S.). Transportation Research Board. Meeting. Energy, Air Quality, and Fuels 2003. Transportation Research Board, National Academy of Sciences, 2003.