Profion tawelu traffig
Subtitle: arolwg o gynlluniau tawelu traffig ar rwydwaith cefnffyrdd a phriffyrdd Cymru : Rhagfyr 1999 = Traffic calming trials : a review of traffic calming schemes on the trunk and principal road network in Wales : December 1999
By: Cynulliad Cenedlaethol Cymru / The National Assembly for Wales.
Contributors: Great Britain. National Assembly for Wales.
Publisher: National Assembly for Wales = Cynulliad Cenedlaethol Cymru
Published: 1999
Place of publication: Cardiff
Language: eng
Number of pages: 44
Subjects: Traffic engineering -- Wales.; Traffic safety -- Wales.; Speed limits -- Wales.
Other titles: Traffic calming trials.
Notes: Teitl clawr = Cover title.

Llyfryddiaeth = Bibliography: p.44, 44.

Testun Cymraeg/Saesneg = Welsh/English text tête-bêche.