Dyfyniad APA

Humphrey, T. F. (1988). Uniformity efforts in oversize/overweight permits. Transportation Research Board, National Research Council.

Dyfyniad Arddull Chicago

Humphrey, Thomas F. Uniformity Efforts in Oversize/overweight Permits. Washington, D.C: Transportation Research Board, National Research Council, 1988.

Dyfyniad MLA

Humphrey, Thomas F. Uniformity Efforts in Oversize/overweight Permits. Transportation Research Board, National Research Council, 1988.

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