Dyfyniad APA

Tyler, J. W. (1979). TRRL quiet vehicle programme: Quiet heavy vehicle (QHV) project. Transport and Road Research Laboratory.

Dyfyniad Arddull Chicago

Tyler, J. W. TRRL Quiet Vehicle Programme: Quiet Heavy Vehicle (QHV) Project. Crowthorne, Berk: Transport and Road Research Laboratory, 1979.

Dyfyniad MLA

Tyler, J. W. TRRL Quiet Vehicle Programme: Quiet Heavy Vehicle (QHV) Project. Transport and Road Research Laboratory, 1979.

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