Dyfyniad APA

National Research Council (U.S.). Transportation Research Board & National Research Council (U.S.). Transportation Research Board. Meeting. (2004). Data and information technology. Transportation Research Board, National Academy of Sciences.

Dyfyniad Arddull Chicago

National Research Council (U.S.). Transportation Research Board and National Research Council (U.S.). Transportation Research Board. Meeting. Data and Information Technology. Washington, D.C: Transportation Research Board, National Academy of Sciences, 2004.

Dyfyniad MLA

National Research Council (U.S.). Transportation Research Board and National Research Council (U.S.). Transportation Research Board. Meeting. Data and Information Technology. Transportation Research Board, National Academy of Sciences, 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.