Mae'r Gymdeithas Llywodraeth Leol yn defnyddio "rhyng-grwp"
http://www.wlga.gov.uk/cymraeg/pwyllgor-y-rhanbarthau-rhyng-grwp-argyfwng-y-sector-ceir/
Sioned
On 12 Jul 2011, at 00:32, Sian Roberts wrote:
> Oes rhywun wedi dod ar draws "Intergroup"?
>
> EP Intergroup on Climate Change, Biodiversity and Sustainable Development
>
> Diolch
>
> Si창n
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