National Research Council (U.S.). Transportation Research Board & National Research Council (U.S.). Transportation Research Board. Meeting. (2003). Construction 2003. Transportation Research Board.
Chicago Style aipamenaNational Research Council (U.S.). Transportation Research Board and National Research Council (U.S.). Transportation Research Board. Meeting. Construction 2003. Washington, D.C: Transportation Research Board, 2003.
MLA aipamenaNational Research Council (U.S.). Transportation Research Board and National Research Council (U.S.). Transportation Research Board. Meeting. Construction 2003. Transportation Research Board, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.