Dyfyniad APA

Layfield, R. E. (1981). Demand for bus travel: The effects of service and fare changes in Gosport and Fareham. Transport and Road Research Laboratory.

Dyfyniad Arddull Chicago

Layfield, R. E. Demand for Bus Travel: The Effects of Service and Fare Changes in Gosport and Fareham. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1981.

Dyfyniad MLA

Layfield, R. E. Demand for Bus Travel: The Effects of Service and Fare Changes in Gosport and Fareham. Transport and Road Research Laboratory, 1981.

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