xmlns:atom="http://www.w3.org/2005/Atom"
Testun rhagarweiniol
1.Enwi, dod i rym a dehongli
2.Diwygio erthygl 1 o’r prif Orchymyn
3.Diwygio erthygl 2 o’r prif Orchymyn
4.Arbed
Llofnod
Nodyn Esboniadol