Dyfyniad APA

Weille, J. D. (1966). Quantification of road user savings. Johns Hopkins Press.

Dyfyniad Arddull Chicago

Weille, Jan De. Quantification of Road User Savings. Washington: Johns Hopkins Press, 1966.

Dyfyniad MLA

Weille, Jan De. Quantification of Road User Savings. Johns Hopkins Press, 1966.

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