Dyfyniad APA

National Research Council (U.S.). Highway Research Board. (1952). Weighing vehicles in motion: Presented at the 31st annual meeting, January, 1952. The Board.

Dyfyniad Arddull Chicago

National Research Council (U.S.). Highway Research Board. Weighing Vehicles in Motion: Presented at the 31st Annual Meeting, January, 1952. Washington, D.C: The Board, 1952.

Dyfyniad MLA

National Research Council (U.S.). Highway Research Board. Weighing Vehicles in Motion: Presented at the 31st Annual Meeting, January, 1952. The Board, 1952.

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