Dyfyniad APA

Rechel, R. (1976). Federal and state influences on transportation facilities, services and fuel consumption. The Conservation Foundation.

Dyfyniad Arddull Chicago

Rechel, Ralph. Federal and State Influences on Transportation Facilities, Services and Fuel Consumption. Washington, D.C.: The Conservation Foundation, 1976.

Dyfyniad MLA

Rechel, Ralph. Federal and State Influences on Transportation Facilities, Services and Fuel Consumption. The Conservation Foundation, 1976.

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