Dyfyniad APA

O'Flaherty, C. (1997). Transport planning and traffic engineering. Butterworth-Heinemann.

Dyfyniad Arddull Chicago

O'Flaherty, C.A. Transport Planning and Traffic Engineering. Oxford: Butterworth-Heinemann, 1997.

Dyfyniad MLA

O'Flaherty, C.A. Transport Planning and Traffic Engineering. Butterworth-Heinemann, 1997.

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