Dyfyniad APA

Ricker, E. R. (1957). Traffic design of parking garages (Rev. ed.). Eno Foundation for Highway Traffic Control.

Dyfyniad Arddull Chicago

Ricker, Edmund R. Traffic Design of Parking Garages. Rev. ed. Saugatuck, Conn.: Eno Foundation for Highway Traffic Control, 1957.

Dyfyniad MLA

Ricker, Edmund R. Traffic Design of Parking Garages. Rev. ed. Eno Foundation for Highway Traffic Control, 1957.

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