Dyfyniad APA

National Association of Australian State Road Authorities. (1979). Interim guide for the design of intersections at grade. National Association of Australian State Road Authorities.

Dyfyniad Arddull Chicago

National Association of Australian State Road Authorities. Interim Guide for the Design of Intersections at Grade. Sydney: National Association of Australian State Road Authorities, 1979.

Dyfyniad MLA

National Association of Australian State Road Authorities. Interim Guide for the Design of Intersections at Grade. National Association of Australian State Road Authorities, 1979.

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