Dyfyniad APA

Jarrell, T. R. (1974). Bikeways: Design, construction, programs. National Recreation and Park Association.

Dyfyniad Arddull Chicago

Jarrell, Temple R. Bikeways: Design, Construction, Programs. Arlington, Va.: National Recreation and Park Association, 1974.

Dyfyniad MLA

Jarrell, Temple R. Bikeways: Design, Construction, Programs. National Recreation and Park Association, 1974.

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